subtend — 1560s, from L. subtendere, from sub under (see SUB (Cf. sub )) + tendere to stretch (see TENET (Cf. tenet)). Related: Subtended; subtending … Etymology dictionary
subtend — ► VERB ▪ (of a line, arc, etc.) form (an angle) at a particular point when straight lines from its extremities meet. ORIGIN Latin subtendere, from tendere stretch … English terms dictionary
subtend — [səb tend′] vt. [L subtendere < sub , under + tendere, to stretch: see TEND2] 1. to extend under or be opposite to in position [each side of a triangle subtends the opposite angle] 2. Bot. to enclose in an angle, as between a leaf and its stem … English World dictionary
subtend — transitive verb Etymology: Latin subtendere to stretch beneath, from sub + tendere to stretch more at thin Date: 1570 1. a. to be opposite to and extend from one side to the other of < a hypotenuse subtends a right angle > b. to fix the angular… … New Collegiate Dictionary
subtend — /seuhb tend , sub /, v.t. 1. Geom. to extend under or be opposite to: a chord subtending an arc. 2. Bot. (of a leaf, bract, etc.) to occur beneath or close to. 3. to form or mark the outline or boundary of. [1560 70; < L subtendere to stretch… … Universalium
subtend — verb /sʌbˈtɛnd/ a) To extend or stretch underneath or opposite something A 90° angle subtends an arc about ¾ meter long on a circle with a radius of 1 meter. b) To enclose an arc on a circle with an … Wiktionary
subtend — Synonyms and related words: bump heads, confront, contend, contrapose, contraposit, contrast, counteract, face, front, lie opposite, match, meet head on, oppose, polarize, pose against, put in opposition, set over against, stand opposed, stand… … Moby Thesaurus
subtend — v. be opposite to (Mathematics); lie beneath, extend under … English contemporary dictionary
subtend — [sʌb tɛnd] verb 1》 Geometry (of a line, arc, etc.) form (an angle) at a particular point when straight lines from its extremities meet. ↘(of an angle or chord) have bounding lines or points that meet or coincide with those of (a line or arc) … English new terms dictionary
subtend — verb (T) technical to be opposite to a particular angle or arc, and form the limits of it in geometry … Longman dictionary of contemporary English