Trimethyl

[trai'meθil]

Definition

(-) A prefix or combining form (also used adjectively) indicating the presence of three methyl groups.

Checker: Steve

Definition

adj. containing three methyl radicals in combination.—n. Trimeth′ylamine an organic base resembling ammonia in some of its properties and having a strong herring-brine odour—incorrectly called propylamine.

Checked by Hillel