Definition of "trigonometric" [trig•o•no•met•ric]

• Of, relating to, or constructed using trigonometry (adjective)

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• "The six functions just defined are variously known as the trigonometric, circular, or goniometric functions"
• "It should be noticed that while a, b, and h are lines, the ratio of any two of them is an abstract number; that is, the trigonometric functions are abstract numbers."
• "To make sure he was spacing the holes exactly right, he scrawled a triangle and some trigonometric calculations on a notepad."