K

/keɪ/

Definitions of K

1. noun

   the 11th letter of the Roman alphabet
   synonyms: k

   type of:

   alphabetic character, letter, letter of the alphabet

   the conventional characters of the alphabet used to represent speech
2. noun

   a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite
   synonyms: atomic number 19, potassium

   type of:

   metal, metallic element

   any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
3. noun

   the basic unit of thermodynamic temperature adopted under the Systeme International d'Unites
   synonyms: kelvin

   type of:

   temperature unit

   a unit of measurement for temperature
4. noun

   the cardinal number that is the product of 10 and 100
   synonyms: 1000, G, M, chiliad, grand, one thousand, thou, thousand, yard

   types:

   millenary

   a sum or aggregate of one thousand (especially one thousand years)

   type of:

   large integer

   an integer equal to or greater than ten
5. noun

   a unit of information equal to 1000 bytes
   synonyms: KB, kB, kilobyte

   type of:

   computer memory unit

   a unit for measuring computer memory
6. noun

   a unit of information equal to 1024 bytes
   synonyms: KB, KiB, kB, kibibyte, kilobyte

   type of:

   computer memory unit

   a unit for measuring computer memory
7. noun

   street names for ketamine
   synonyms: cat valium, green, honey oil, jet, special K, super C, super acid

   type of:

   Ketalar, ketamine, ketamine hydrochloride

   a general anesthetic and tranquilizer (not a barbiturate) that is administered intravenously or intramuscularly; used mainly by veterinarians or for minor surgery with geriatric or pediatric patients; taken in large doses it causes hallucinations similar to those associated with the use of PCP