subtend

== English == === Etymology === From Latin subtendere, from sub (“under”) + tendere (“to stretch, extend”), itself a semantic loan from Ancient Greek ὑποτείνω (hupoteínō, “to subtend”), from which hypotenuse also derives. See tend. === Pronunciation === IPA(key): /sʌbˈtɛnd/ Rhymes: -ɛnd === Verb === subtend (third-person singular simple present subtends, present participle subtending, simple past and past participle subtended) (transitive, mathematics) To use an angle to delimit (mark off, enclose) part of a straight or curved line, for example an arc or the opposite side of a triangle. (transitive, also mathematics) To extend or stretch opposite something; to be part of a straight or curved line that is opposite to and delimits an angle. (transitive, mathematics) To form the central angle of a circle underneath an arc. (botany, transitive) To stand beneath or close to, as a bract at the base of a flower. ==== Derived terms ==== ==== Translations ==== === Anagrams === stub end