tolan

[ toh-lan ]

noun

, Chemistry.

1. a crystalline, water-insoluble, solid, unsaturated compound, C 14 H 10 , used chiefly in organic synthesis.

tolan

/ ˈtəʊleɪn; ˈtəʊlæn /

noun

1. a white crystalline derivative of acetylene; diphenylacetylene; diphenylethyne. Formula: C 6 H 5 C:CC 6 H 5

Word History and Origins

Origin of tolan¹

Variant of tolane. See toluene, -ane

Word History and Origins

Origin of tolan¹

C19: from tol ( uene ) + -an (see -ane )

Example Sentences

Damian Tolan, a radiology consultant in the northern city of Leeds, urged the government to get back to the negotiating table.

From Washington Times

Damian Tolan, a radiology consultant in the northern city of Leeds, urged the government to get back to the negotiating table.

From Seattle Times

Cindy Tolan, who cast “West Side Story,” went through about 2,000 people.

From Los Angeles Times

Lyn Tolan, the court's public information director, told me it's the responsibility of the sponsor — not the court — to evaluate programs that the court approves.

From Salon

Tolan repeated, "We rely on the sponsor for that."

From Salon