Definition:Hypotenuse/Linguistic Note

Linguistic Note on Hypotenuse
The word hypotenuse derives from the Ancient Greek ὑποτείνουσα (hypoteínousa), which means sustaining.

This is the active participle of ὑποτείνω (hypoteínō), which means to subtend or to stretch under.

The word has no applications apart from this specific definition in mathematics.