ordinal

/ˈɔrdənəl/

/ˈɔdɪnəl/

Other forms: ordinals; ordinally

Definitions of ordinal

1. adjective

   being or denoting a numerical order in a series
   “ordinal numbers”

   “held an ordinal rank of seventh”

   synonyms:

   zero

   indicating an initial point or origin

   zeroth

   preceding even the first

   1st, first

   indicating the beginning unit in a series

   2d, 2nd, second

   coming next after the first in position in space or time or degree or magnitude

   3rd, tertiary, third

   coming next after the second and just before the fourth in position

   4th, fourth, quaternary

   coming next after the third and just before the fifth in position or time or degree or magnitude

   5th, fifth

   coming next after the fourth and just before the sixth in position

   6th, sixth

   coming next after the fifth and just before the seventh in position

   7th, seventh

   coming next after the sixth and just before the eighth in position

   8th, eighth

   coming next after the seventh and just before the ninth in position

   9th, ninth

   coming next after the eighth and just before the tenth in position

   10th, tenth

   coming next after the ninth and just before the eleventh in position

   11th, eleventh

   coming next after the tenth and just before the twelfth in position

   12th, twelfth

   coming next after the eleventh and just before the thirteenth in position

   13th, thirteenth

   coming next after the twelfth in position

   14th, fourteenth

   coming next after the thirteenth in position

   15th, fifteenth

   coming next after the fourteenth and just before the sixteenth in position

   16th, sixteenth

   coming next after the fifteenth in position

   17th, seventeenth

   coming next after the sixteenth in position

   18th, eighteenth

   coming next after the seventeenth in position

   19th, nineteenth

   coming next after the eighteenth in position

   umpteenth, umptieth, umteenth

   last in an indefinitely numerous series

   20th, twentieth

   coming next after the nineteenth in position

   21st, twenty-first

   coming next after the twentieth in position

   22nd, twenty-second

   coming next after the twenty-first in position

   23rd, twenty-third

   coming next after the twenty-second in position

   24th, twenty-fourth

   coming next after the twenty-third in position

   25th, twenty-fifth

   coming next after the twenty-fourth in position

   26th, twenty-sixth

   coming next after the twenty-fifth in position

   27th, twenty-seventh

   coming next after the twenty-sixth in position

   28th, twenty-eighth

   coming next after the twenty-seventh in position

   29th, twenty-ninth

   coming next after the twenty-eighth in position

   30th, thirtieth

   coming next after the twenty-ninth in position

   31st, thirty-first

   coming next after the thirtieth in position

   32nd, thirty-second

   the ordinal number of thirty-two in counting order

   33rd, thirty-third

   the ordinal number of thirty-three in counting order

   34th, thirty-fourth

   the ordinal number of thirty-four in counting order

   35th, thirty-fifth

   the ordinal number of thirty-five in counting order

   36th, thirty-sixth

   the ordinal number of thirty-six in counting order

   37th, thirty-seventh

   the ordinal number of thirty-seven in counting order

   38th, thirty-eighth

   the ordinal number of thirty-eight in counting order

   39th, thirty-ninth

   the ordinal number of thirty-nine in counting order

   40th, fortieth

   the ordinal number of forty in counting order

   41st, forty-first

   the ordinal number of forty-one in counting order

   42nd, forty-second

   the ordinal number of forty-two in counting order

   43rd, forty-third

   the ordinal number of forty-three in counting order

   44th, forty-fourth

   the ordinal number of forty-four in counting order

   45th, forty-fifth

   the ordinal number of forty-five in counting order

   46th, forty-sixth

   the ordinal number of forty-six in counting order

   47th, forty-seventh

   the ordinal number of forty-seven in counting order

   48th, forty-eighth

   the ordinal number of forty-eight in counting order

   49th, forty-ninth

   the ordinal number of forty-nine in counting order

   50th, fiftieth

   the ordinal number of fifty in counting order

   55th, fifty-fifth

   the ordinal number of fifty-five in counting order

   60th, sixtieth

   the ordinal number of sixty in counting order

   64th, sixty-fourth

   the ordinal number of sixty-four in counting order

   65th, sixty-fifth

   the ordinal number of sixty-five in counting order

   70th, seventieth

   the ordinal number of seventy in counting order

   75th, seventy-fifth

   the ordinal number of seventy-five in counting order

   80th, eightieth

   the ordinal number of eighty in counting order

   85th, eighty-fifth

   the ordinal number of eighty-five in counting order

   90th, ninetieth

   the ordinal number of ninety in counting order

   95th, ninety-fifth

   the ordinal number of ninety-five in counting order

   100th, centesimal, hundredth

   the ordinal number of one hundred in counting order

   101st, hundred-and-first

   the ordinal number of one hundred one in counting order

   105th, hundred-and-fifth

   the ordinal number of one hundred five in counting order

   110th, hundred-and-tenth

   the ordinal number of one hundred ten in counting order

   115th, hundred-and-fifteenth

   the ordinal number of one hundred fifteen in counting order

   120th, hundred-and-twentieth

   the ordinal number of one hundred twenty in counting order

   125th, hundred-and-twenty-fifth

   the ordinal number of one hundred twenty-five in counting order

   130th, hundred-and-thirtieth

   the ordinal number of one hundred thirty in counting order

   135th, hundred-and-thirty-fifth

   the ordinal number of one hundred thirty-five in counting order

   140th, hundred-and-fortieth

   the ordinal number of one hundred forty in counting order

   145th, hundred-and-forty-fifth

   the ordinal number of one hundred forty-five in counting order

   150th, hundred-and-fiftieth

   the ordinal number of one hundred fifty in counting order

   155th, hundred-and-fifty-fifth

   the ordinal number of one hundred fifty-five in counting order

   160th, hundred-and-sixtieth

   the ordinal number of one hundred sixty in counting order

   165th, hundred-and-sixty-fifth

   the ordinal number of one hundred sixty-five in counting order

   170th, hundred-and-seventieth

   the ordinal number of one hundred seventy in counting order

   175th, hundred-and-seventy-fifth

   the ordinal number of one hundred seventy-five in counting order

   180th, hundred-and-eightieth

   the ordinal number of one hundred eighty in counting order

   190th, hundred-and-ninetieth

   the ordinal number of one hundred eighty-five in counting order

   200th, two-hundredth

   the ordinal number of two hundred in counting order

   300th, three-hundredth

   the ordinal number of three hundred in counting order

   400th, four-hundredth

   the ordinal number of four hundred in counting order

   500th, five-hundredth

   the ordinal number of five hundred in counting order

   1000th, thousandth

   the ordinal number of one thousand in counting order

   millionth

   the ordinal number of one million in counting order

   billionth

   the ordinal number of one billion in counting order

   trillionth

   the ordinal number of one trillion in counting order

   quadrillionth

   the ordinal number of one quadrillion in counting order

   quintillionth

   the ordinal number of one quintillion in counting order

   n-th, nth

   last or greatest in an indefinitely large series

   antonyms:

   cardinal

   being or denoting a numerical quantity but not order

   0, zero

   indicating the absence of any or all units under consideration

   non-zero

   not involving zero

   1, ane, i, one

   used of a single unit or thing; not two or more

   2, ii, two

   being one more than one

   3, iii, three

   being one more than two

   4, four, iv

   being one more than three

   5, five, v

   being one more than four

   6, half dozen, half-dozen, six, vi

   denoting a quantity consisting of six items or units

   7, seven, vii

   being one more than six

   8, eight, viii

   being one more than seven

   9, ix, nine

   denoting a quantity consisting of one more than eight and one less than ten

   10, ten, x

   being one more than nine

   11, eleven, xi

   being one more than ten

   12, dozen, twelve, xii

   denoting a quantity consisting of 12 items or units

   13, thirteen, xiii

   being one more than twelve

   14, fourteen, xiv

   being one more than thirteen

   15, fifteen, xv

   being one more than fourteen

   16, sixteen, xvi

   being one more than fifteen

   17, seventeen, xvii

   being one more than sixteen

   18, eighteen, xviii

   being one more than seventeen

   19, nineteen, xix

   being one more than eighteen

   20, twenty, xx

   denoting a quantity consisting of 20 items or units

   21, twenty-one, xxi

   being one more than twenty

   22, twenty-two, xxii

   being two more than twenty

   23, twenty-three, xxiii

   being three more than twenty

   24, twenty-four, xxiv

   being four more than twenty

   25, twenty-five, xxv

   being five more than twenty

   26, twenty-six, xxvi

   being six more than twenty

   27, twenty-seven, xxvii

   being seven more than twenty

   28, twenty-eight, xxviii

   being eight more than twenty

   29, twenty-nine, xxix

   being nine more than twenty

   30, thirty, xxx

   being ten more than twenty

   31, thirty-one, xxxi

   being one more than thirty

   32, thirty-two, xxxii

   being two more than thirty

   33, thirty-three, xxxiii

   being three more than thirty

   34, thirty-four, xxxiv

   being four more than thirty

   35, thirty-five, xxxv

   being five more than thirty

   36, thirty-six, xxxvi

   being six more than thirty

   37, thirty-seven, xxxvii

   being seven more than thirty

   38, thirty-eight, xxxviii

   being eight more than thirty

   39, ixl, thirty-nine

   being nine more than thirty

   40, forty, twoscore, xl

   being ten more than thirty

   41, forty-one, xli

   being one more than forty

   42, forty-two, xlii

   being two more than forty

   43, forty-three, xliii

   being three more than forty

   44, forty-four, xliv

   being four more than forty

   45, forty-five, xlv

   being five more than forty

   46, forty-six, xlvi

   being six more than forty

   47, forty-seven, xlvii

   being seven more than forty

   48, forty-eight, xlviii

   being eight more than forty

   49, forty-nine, il

   being nine more than forty

   50, fifty, l

   being ten more than forty

   51, fifty-one, li

   being one more than fifty

   52, fifty-two, lii

   being two more than fifty

   53, fifty-three, liii

   being three more than fifty

   54, fifty-four, liv

   being four more than fifty

   55, fifty-five, lv

   being five more than fifty

   56, fifty-six, lvi

   being six more than fifty

   57, fifty-seven, lvii

   being seven more than fifty

   58, fifty-eight, lviii

   being eight more than fifty

   59, fifty-nine, ilx

   being nine more than fifty

   60, lx, sixty, threescore

   being ten more than fifty

   61, lxi, sixty-one

   being one more than sixty

   62, lxii, sixty-two

   being two more than sixty

   63, lxiii, sixty-three

   being three more than sixty

   64, lxiv, sixty-four

   being four more than sixty

   65, lxv, sixty-five

   being five more than sixty

   66, lxvi, sixty-six

   being six more than sixty

   67, lxvii, sixty-seven

   being seven more than sixty

   68, lxviii, sixty-eight

   being eight more than sixty

   69, ilxx, sixty-nine

   being nine more than sixty

   70, lxx, seventy

   being ten more than sixty

   71, lxxi, seventy-one

   being one more than seventy

   72, lxxii, seventy-two

   being two more than seventy

   73, lxxiii, seventy-three

   being three more than seventy

   74, lxxiv, seventy-four

   being four more than seventy

   75, lxxv, seventy-five

   being five more than seventy

   76, lxxvi, seventy-six

   being six more than seventy

   77, lxxvii, seventy-seven

   being seven more than seventy

   78, lxxviii, seventy-eight

   being eight more than seventy

   79, ilxxx, seventy-nine

   being nine more than seventy

   80, eighty, fourscore, lxxx

   being ten more than seventy

   81, eighty-one, lxxxi

   being one more than eighty

   82, eighty-two, lxxxii

   being two more than eighty

   83, eighty-three, lxxxiii

   being three more than eighty

   84, eighty-four, lxxxiv

   being four more than eighty

   85, eighty-five, lxxxv

   being five more than eighty

   86, eighty-six, lxxxvi

   being six more than eighty

   87, eighty-seven, lxxxvii

   being seven more than eighty

   88, eighty-eight, lxxxviii

   being eight more than eighty

   89, eighty-nine, ixc

   being nine more than eighty

   90, ninety, xc

   being ten more than eighty

   91, ninety-one, xci

   being one more than ninety

   92, ninety-two, xcii

   being two more than ninety

   93, ninety-three, xciii

   being three more than ninety

   94, ninety-four, xciv

   being four more than ninety

   95, ninety-five, xcv

   being five more than ninety

   96, ninety-six, xcvi

   being six more than ninety

   97, ninety-seven, xcvii

   being seven more than ninety

   98, ninety-eight, xcviii

   being eight more than ninety

   99, ic, ninety-nine

   being nine more than ninety

   100, c, hundred, one hundred

   being ten more than ninety

   101, ci, hundred and one, one hundred one

   being one more than one hundred

   105, cv, one hundred five

   being five more than one hundred

   110, cx, one hundred ten

   being ten more than one hundred

   115, cxv, one hundred fifteen

   being five more than one hundred ten

   120, cxx, one hundred twenty

   being ten more than one hundred ten

   125, cxxv, one hundred twenty-five

   being five more than one hundred twenty

   130, cxxx, one hundred thirty

   being ten more than one hundred twenty

   135, cxxxv, one hundred thirty-five

   being five more than one hundred thirty

   140, cxl, one hundred forty

   being ten more than one hundred thirty

   145, cxlv, one hundred forty-five

   being five more than one hundred forty

   150, cl, one hundred fifty

   being ten more than one hundred forty

   155, clv, one hundred fifty-five

   being five more than one hundred fifty

   160, clx, one hundred sixty

   being ten more than one hundred fifty

   165, clxv, one hundred sixty-five

   being five more than one hundred sixty

   170, clxx, one hundred seventy

   being ten more than one hundred sixty

   175, clxxv, one hundred seventy-five

   being five more than one hundred seventy

   180, clxxx, one hundred eighty

   being ten more than one hundred seventy

   190, one hundred ninety, xcl

   being ten more than one hundred eighty

   200, cc, two hundred

   being ten more than one hundred ninety

   300, ccc, three hundred

   being one hundred more than two hundred

   400, cd, four hundred

   being one hundred more than three hundred

   500, d, five hundred

   denoting a quantity consisting of 500 items or units

   1000, k, m, one thousand, thousand

   denoting a quantity consisting of 1,000 items or units

   ten thousand

   denoting a quantity consisting of 10,000 items or units

   hundred thousand

   (in Roman numerals, C written with a macron over it) denoting a quantity consisting of 100,000 items or units

   million

   (in Roman numerals, M written with a macron over it) denoting a quantity consisting of 1,000,000 items or units

   billion

   denoting a quantity consisting of one thousand million items or units in the United States

   billion

   denoting a quantity consisting of one million million items or units in Great Britain

   trillion

   one million million in the United States

   trillion

   one quintillion in Great Britain

   zillion

   very large indeterminate number
2. noun

   the number designating place in an ordered sequence
   synonyms: no., ordinal number

   types:

   first, number 1, number one

   the first element in a countable series

   type of:

   number

   a concept of quantity involving zero and units
3. adjective

   of or relating to a taxonomic order
   “family and ordinal names of animals and plants”