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/ˌspɜːməˈsiːti/ · noun
A wax obtained from the head of sperm whales and used to make cosmetics, etc; humans separate it out from sperm oil..
Holonym: sperm oil
Moreover, as that of Heidelburgh was always replenished with the most excellent of the wines of the Rhenish valleys, so the tun of the whale contains by far the most precious of all his oily vintages; namely, the highly-prized spermaceti, in its absolutely pure, limpid, and odoriferous state.
Use spermaceti when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Spermaceti means A wax obtained from the head of sperm whales and used to make cosmetics, etc; humans separate it out from sperm oil..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Holonym: sperm oil
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