Definition of Subtend. Meaning of Subtend. Synonyms of Subtend

Here you will find one or more explanations in English for the word Subtend. Also in the bottom left of the page several parts of wikipedia pages related to the word Subtend and, of course, Subtend synonyms and on the right images related to the word Subtend.

Definition of Subtend

Subtend
Subtend Sub*tend", v. t. [imp. & p. p. Subtended; p. pr. & vb. n. Subtending.] [L. subtendere; sub under + tendere to stretch, extend. See Tend.] To extend under, or be opposed to; as, the line of a triangle which subtends the right angle; the chord subtends an arc.

Meaning of Subtend from wikipedia

- Look up subtend in Wiktionary, the free dictionary. In geometry, an angle is subtended by an arc, line segment, or any other section of a curve when its...
- smallest optotype identified subtends an angle of five arcminutes and the critical distinguishing features of the optotype subtend an angle of one arcminute...
- viewed is called the apex of the solid angle, and the object is said to subtend its solid angle at that point. In the International System of Units (SI)...
- Steradians can be used to measure a solid angle of any shape. The solid angle subtended is the same as that of a cone with the same projected area. In the SI...
- element is reduced by the cosine of the emission angle, the solid angle, subtended by surface visible to the viewer, is reduced by the very same amount....
- parallax and trigonometry, and is defined as the distance at which 1 AU subtends an angle of one arcsecond (⁠1/3600⁠ of a degree). The nearest star, Proxima...
- approximate angle subtended by a U.S. dime coin (18 mm) at a distance of 4 kilometres (about 2.5 mi). An arcsecond is also the angle subtended by an object...
- intersecting the circle in two distinct points A and B. Central angles are subtended by an arc between those two points, and the arc length is the central...
- two chords intersect on the circle. It can also be defined as the angle subtended at a point on the circle by two given points on the circle. Equivalently...
- any bract that arises on a pedicel instead of subtending it. Bracts that appear in a whorl subtending an inflorescence are collectively called an involucre...