Meaning & use
Subtends
Last updated
Is opposite to and delimits (an angle or side), as in geometry.
See it in a sentence
The chord subtends an angle of sixty degrees at the center of the circle.
In this diagram, side AB subtends the angle at vertex C.
A note on using this word
Subtend comes from Latin 'sub-' (under) and 'tendere' (to stretch); it is a standard term in geometry and optics for describing angular relationships.
Words with a similar meaning
spansextends under
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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