The Collaborative International Dictionary
toluylene
Stilbene \Stil"bene\, n. [See Stilbite.] (Chem.) A hydrocarbon, C14H12, produced artificially in large, fine crystals; -- called also diphenyl ethylene, toluylene, etc.
Wiktionary
toluylene
n. 1 (context chemistry English) stilbene 2 (context chemistry proscribed English) tolylene