Word Study
spermaceti
CIDE DICTIONARY
spermaceti, n. [L. sperma sperm + cetus,gen. ceti, any large sea animal, a whale, Gr. . See Sperm, Cetaceous.].
A white waxy substance obtained from cavities in the head of the sperm whale, and used making candles, oilments, cosmetics, etc. It consists essentially of ethereal salts of palmitic acid with ethal and other hydrocarbon bases. The substance of spermaceti after the removal of certain impurities is sometimes called cetin. [1913 Webster]
OXFORD DICTIONARY
spermaceti, n. a white waxy substance produced by the sperm whale to aid buoyancy, and used in the manufacture of candles, ointments, etc.
Derivative
spermacetic adj.
Etymology
ME f. med.L f. LL sperma sperm + ceti genit. of cetus f. Gk ketos whale, from the belief that it was whale-spawn
ROGET THESAURUS
spermaceti
Oil
N oil, fat, butter, cream, grease, tallow, suet, lard, dripping exunge, blubber, glycerin, stearin, elaine, oleagine, soap, soft soap, wax, cerement, paraffin, spermaceti, adipocere, petroleum, mineral, mineral rock, mineral crystal, mineral oil, vegetable oil, colza oil, olive oil, salad oil, linseed oil, cottonseed oil, soybean oil, nut oil, animal oil, neat's foot oil, train oil, ointment, unguent, liniment, aceite, amole, Barbados tar, fusel oil, grain oil, rape oil, seneca oil, hydrate of amyl, ghee, heating oil, #2 oil, No, 2 oil, distillate, residual oils, kerosene, jet fuel, gasoline, naphtha, stearin.For further exploring for "spermaceti" in Webster Dictionary Online