lobe

/loʊb/

/ləʊb/

Other forms: lobes

Definitions of lobe

1. noun

   a rounded projection that is part of a larger structure
   type of:

   projection

   any structure that branches out from a central support
2. noun

   (anatomy) a somewhat rounded subdivision of a bodily organ or part
   “ear lobe”

   types:

   ear lobe, earlobe

   the fleshy pendulous part of the external human ear

   hepatic lobe

   any of the five lobes forming the liver

   lobe of the lung

   any of the three lobes of the right lung or the two lobes of the left lung

   lobule

   a small lobe or subdivision of a lobe

   frontal cortex, frontal lobe

   that part of the cerebral cortex in either hemisphere of the brain lying directly behind the forehead

   prefrontal cortex, prefrontal lobe

   the anterior part of the frontal lobe

   parietal cortex, parietal lobe

   that part of the cerebral cortex in either hemisphere of the brain lying below the crown of the head

   occipital cortex, occipital lobe

   that part of the cerebral cortex in either hemisphere of the brain lying in the back of the head

   temporal ccortex, temporal lobe

   that part of the cerebral cortex in either hemisphere of the brain lying inside the temples of the head

   type of:

   body part

   any part of an organism such as an organ or extremity
3. noun

   (botany) a part into which a leaf is divided
   type of:

   plant part, plant structure

   any part of a plant or fungus
4. noun

   the enhanced response of an antenna in a given direction as indicated by a loop in its radiation pattern
   types:

   major lobe

   the maximum lobe in the radiation pattern which is intended to be along the forward axis and which gives the effect of a beam

   type of:

   loop

   anything with a round or oval shape (formed by a curve that is closed and does not intersect itself)