Definify.com
Webster 1913 Edition
Triangular
Tri-an′gu-lar
,Adj.
[L.
triangularis
: cf. F. triangulaire
.] 1.
Having three angles; having the form of a triangle.
2.
(Bot.)
Oblong or elongated, and having three lateral angles;
as, a
. triangular
seed, leaf, or stemTriangular compasses
, compasses with three legs for taking off the angular points of a triangle, or any three points at the same time.
– Triangular crab
(Zool.)
, any maioid crab; – so called because the carapace is usually triangular.
– Triangular numbers
(Math.)
, the series of numbers formed by the successive sums of the terms of an arithmetical progression, of which the first term and the common difference are 1. See
Figurate numbers
, under Figurate
.Webster 1828 Edition
Triangular
TRIAN'GULAR
,Adj.
In botany, a triangular stem has three prominent longitudinal angles; a triangular leaf has three prominent angles, without any reference to their measurement or direction.
Definition 2024
triangular
triangular
English
Adjective
triangular (comparative more triangular, superlative most triangular)
- Shaped like a triangle.
- 1963, Margery Allingham, “Foreword”, in The China Governess:
- A very neat old woman, still in her good outdoor coat and best beehive hat, was sitting at a polished mahogany table on whose surface there were several scored scratches so deep that a triangular piece of the veneer had come cleanly away, […].
-
- Of, or pertaining to, triangles.
- Having a triangle as a base; as, a triangular prism, a triangular pyramid.
- Having three elements or parties; trilateral, tripartite.
Synonyms
Related terms
Translations
shaped like a triangle
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of or pertaining to triangles
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having a triangle as a base
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having three elements or parties
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Portuguese
Etymology
From Late Latin triangularis.
Pronunciation
- IPA(key): /tɾi.ɐ̃.ɡu.ˈlaɾ/
Adjective
triangular m, f (plural triangulares, comparable)
Verb
triangular (first-person singular present indicative triangulo, past participle triangulado)
- to triangulate
Conjugation
Conjugation of the Portuguese -ar verb triangular
Spanish
Adjective
triangular m, f (plural triangulares)
Verb
triangular (first-person singular present triangulo, first-person singular preterite triangulé, past participle triangulado)
- to triangulate
Conjugation
1Argentine and Uruguayan voseo prefers the tú form for the present subjunctive.