adj. of, relating to, or constructed using trigonometry
the GNU version of the Collaborative International Dictionary of English
Of or pertaining to trigonometry; performed by the rules of trigonometry.
The Century Dictionary and Cyclopedia
Same as trigonometrical.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of or relating to or according to the principles of trigonometry
Word Usage
"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."