[fen-l-hahy-druh-zeen, -zin, feen-]

noun Chemistry.

a yellow, poisonous liquid or low-melting solid, C6H8N2, used in chemical analysis and organic synthesis.

Origin of phenylhydrazine

1895–1900; < German Phenylhydrazin; see phenyl, hydrazine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for phenylhydrazine

Historical Examples of phenylhydrazine