- Any projection or division, especially one of a somewhat
rounded form - A rounded projection or division of a leaf. - A membranous flap on the sides of the toes of certain birds,
as the coot. - A round projecting part of an organ, as of the liver, lungs,
brain, etc. See Illust. of Brain. - The projecting part of a cam wheel or of a non-circular gear
wheel.
Meaning of 'lobe' (Princeton's WordNet)
1 . lobe
[ n]
Meaning (1): - (anatomy) a somewhat rounded subdivision of a bodily organ or part