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Pronunciation varies by accent · noun
(organic chemistry) A polyamine, N,N'-bis(3-aminopropyl) butane-1,4-diamine, originally extracted from sperm, that is involved in cellular metabolism..
Use spermine when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Spermine means (organic chemistry) A polyamine, N,N'-bis(3-aminopropyl) butane-1,4-diamine, originally extracted from sperm, that is involved in cellular metabolism..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use spermine where its definition matches the intended context.
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