OXFORD DICTIONARY
, adj. & n.
--adj. (fattier, fattiest)
1 like fat; oily, greasy.
2 consisting of or containing fat; adipose.
3 marked by abnormal deposition of fat, esp. in fatty degeneration.
--n. (pl. -ies) colloq. a fat person (esp. as a nickname).
fatty acid Chem. any of a class of organic compounds consisting of a hydrocarbon chain and a terminal carboxyl group, esp. those occurring as constituents of lipids. fatty oil = fixed oil.
fattily adv. fattiness n.
THESAURUS
adipose, blimp, blubbery, buttery, butyraceous, chrismal, chrismatory, fat, greasy, heavy, heavyweight, hippo, lardaceous, lardy, lump, mucoid, oily, oleaginous, oleic, potbelly, rich, roly-poly, sebaceous, sleek, slick, slippery, smooth, soapy, suety, swagbelly, tallowy, tub, tub of lard, tun, unctuous, unguent, unguentary, unguentous
ROGET THESAURUS
Unctuousness
N
unctuousness, unctuosity, lubricity, ointment, anointment, lubrication, unctuous, oily, oleaginous, adipose, sebaceous, unguinous, fat,
fatty, greasy, waxy, butyraceous, soapy, saponaceous, pinguid, lardaceous, slippery.