Spermaceti

Sper`ma*ce"ti

(?), 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]

Spermaceti whale (Zol.), the sperm whale.
[1913 Webster]

 

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Wed 19th December 2018