trigonometric

[trig-uh-nom-i-tree]

trig·o·nom·e·try

[trig-uh-nom-i-tree]
noun
the branch of mathematics that deals with the relations between the sides and angles of plane or spherical triangles, and the calculations based on them.

Origin:
1605–15; < Neo-Latin trigōnometria; see trigon, -o-, -metry

trig·o·no·met·ric [trig-uh-nuh-me-trik] , trig·o·no·met·ri·cal, adjective
trig·o·no·met·ri·cal·ly, adverb
non·trig·o·no·met·ric, adjective
non·trig·o·no·met·ri·cal, adjective
non·trig·o·no·met·ri·cal·ly, adverb
EXPAND
un·trig·o·no·met·ric, adjective
un·trig·o·no·met·ri·cal, adjective
un·trig·o·no·met·ri·cal·ly, adverb
COLLAPSE
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Trigonometric is always a great word to know.
So is ort. Does it mean:
a fool or simpleton; ninny.
a scrap or morsel of food left at a meal.
Collins
World English Dictionary
trigonometry (ˌtrɪɡəˈnɒmɪtrɪ)
 
n
trig the branch of mathematics concerned with the properties of trigonometric functions and their application to the determination of the angles and sides of triangles. Used in surveying, navigation, etc
 
[C17: from New Latin trigōnometria from Greek trigōnon triangle]
 
trigonometric
 
adj
 
trigono'metrical
 
adj
 
trigono'metrically
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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