reflex
Language: English
Part of speech: adj
Pronunciation: ipa: /ˈɹiːflɛks/
ipa: /ɹɪˈflɛks/
Forms: form: more reflex
form: most reflex
Etymology: From Late Latin reflexus, past participle of reflectere (“to bend back”), equivalent to re- + flex. Photography sense is from noun sense meaning “reflection”. Compare English reflect.
Senses: examples: text: the reflex act of the soul, or the turning of the intellectual eye inward upon its own actions
ref: a. 1677 (date written), Matthew Hale, The Primitive Origination of Mankind, Considered and Examined According to the Light of Nature, London: […] William Godbid, for William Shrowsbery, […], published 1677, →OCLC:
glosses: Bent, turned back or reflected.
examples: text: It's easier to focus on the particular relationship or object (as in 'pornography', for example) than on the sexist (racist, ageist, etc.) attitudes that generate the almost reflex violence taught in our schools, churches, legal processes, families, mass entertainment, and advertising propaganda.
ref: 1984 February 4, Mike Riegle, “Consent and Violence”, in Gay Community News, volume 11, number 28, page 6:
glosses: Produced automatically by a stimulus.
examples: text: A polygon is said to be convex when no one of its angles is reflex.
ref: 1878, James Maurice Wilson, Elementary Geometry, MacMillan, page 10:
text: An angle less than a right angle is said to be acute; one greater than a right angle but less than a straight angle is said to be obtuse; one greater than a straight angle but less than a perigon is said to be reflex or convex.
ref: 1895, David Eugen Smith, Wooster Woodruff Bernan, New Plane and Solid Geometry, page 7:
text: If the reflex region is the interior of the angle, the dihedral angle is reflex.
ref: 1958, Howard Fehr, “On Teaching Dihedral Angle and Steradian” in The Mathematics Teacher, v 51, National Council of Teachers of Mathematics, page 275
text: A reflex edge of a polyhedron is an edge where the inner dihedral angle subtended by two incident faces is greater than 180°.
ref: 1991, B. Falcidieno et al., “Configurable Representations in Feature-based Modelling”, in Eurographics '91: Proceedings, North-Holland, page 145:
text: We say that an angle is convex if it is not reflex.
ref: 2001, Esther M. Arkin et al., “On the Reflexivity of Point Sets”, in Algorithms and data structures: 7th International Workshop, WADS 2001: Proceedings, Springer, page 195:
text: P denotes a polygon and r the number of reflex vertices.
ref: 2004, Ana Paula Tomás and António Leslie Bajuelos, “Quadratic-Time Linear-Space Algorithms Generating Orthogonal Polygons with a Given Number of Vertices”, in Computational Science and Its Applications – ICCSA 2004 Proceedings, part 3, Springer, page 117
topics: geometry
mathematics
sciences
glosses: Having greater than 180 degrees but less than 360 degrees.
raw_tags: of an angle
qualifier: painting
glosses: Illuminated by light reflected from another part of the same picture.
Synonyms: sense: of an angle
word: re-entrant
Derived terms: abdominal reflex
abdominocardiac reflex
Babinski reflex
bass reflex
conditioned reflex
Cushing reflex
dual-lens reflex
dysphoric milk ejection reflex
ergoreflex
Ferguson reflex
gag reflex
Lombard reflex
patellar reflex
photic sneeze reflex
pilomotor reflex
reflex angle
reflex arc
reflex camera
reflex hammer
reflex mirror
reflex response
reflex sympathetic dystrophy
reflex viewfinder
rooting reflex
single-lens reflex
SLR
startle reflex
TLR
twin-lens reflex
unkenreflex