subtend
21Subtended arc — In geometry, an arc subtended by an angle is a curve whose endpoints are on the angle s two rays. The precise meaning varies with the context. For example, one may speak of the arc of a circumference subtended by an angle whose vertex is a point… …
22Hypotenuse — Hy*pot e*nuse, Hypothenuse Hy*poth e*nuse, n. [L. hypotenusa, Gr. ?, prob., subtending (sc. ?), fr. ? to stretch under, subtend; ? under + ? to stretch. See {Subtend}.] (Geom.) The side of a right angled triangle that is opposite to the right… …
23Hypothenuse — Hypotenuse Hy*pot e*nuse, Hypothenuse Hy*poth e*nuse, n. [L. hypotenusa, Gr. ?, prob., subtending (sc. ?), fr. ? to stretch under, subtend; ? under + ? to stretch. See {Subtend}.] (Geom.) The side of a right angled triangle that is opposite to… …
24Inflorescence — of Anthurium scherzerianum. An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are… …
25Solid angle — The solid angle, Ω , is the angle in three dimensional space that an object subtends at a point. It is a measure of how big that object appears to an observer looking from that point. For instance, a small object nearby could subtend the same… …
26Ptolemy's theorem — In mathematics, Ptolemy s theorem is a relation in Euclidean geometry between the four sides and two diagonals or chords of a cyclic quadrilateral. The theorem is named after the Greek astronomer and mathematician Ptolemy (Claudius Ptolemaeus).If …
27Visual Angle Illusion — The visual angle, V degrees, subtended by a viewed object sometimes looks larger or smaller than its actual value, creating a visual angle illusion (V illusion).These V illusions have been explicitly described by many vision researchers,… …
28acuity — 1. Sharpness, clearness, distinctness. 2. Severity. [thr. Fr., fr. L. acuo, pp. acutus, sharpen] absolute intensity threshold a. the minimal light that can be seen. resolution a. detection of a target having two or more parts, often measured by… …
29sous-tendre — [ sutɑ̃dr ] v. tr. <conjug. : 41> • 1872; de sous et 1. tendre 1 ♦ Géom. Contenir entre ses côtés, ses extrémités; constituer la corde de (un arc). 2 ♦ (1936) Fig. Servir de base plus ou moins nette à (un raisonnement, une politique). Les… …
30Contraposition — (Roget s Thesaurus) < N PARAG:Contraposition >N GRP: N 1 Sgm: N 1 contraposition contraposition opposition Sgm: N 1 polarity polarity Sgm: N 1 inversion inversion &c. 218 Sgm: N 1 opposite side opposite side Sgm: N 1 reverse …
