triangular

Like yield signs

Triangular describes something with three sides and three angles—the shape of a triangle.

A triangular plot of land has three boundaries meeting at three corners.

The word extends to arrangements involving three parties or elements: a triangular relationship, a triangular trade route.

The sails were triangular rather than square.

geometry

polygon

Multisided plane figure

scalene · equilateral · sides · perimeter · area · congruence · Euclidean · Pythagorean · bisect · altitude

relationship

affair

Romantic entanglement outside commitment

drama · betrayal · adultery · polyamory · tension · rivalry · heartbreak · scandal · intrigue · passion

warning

hazard

Source of potential harm

yield · construction · beware · precaution · safety · emergency · risk · signal · attention · advisory

pattern

tessellation

Gapless plane coverage

fractal · mandala · chevron · pennant · bunting · flag · motif · tiling · geometric · lattice

delta

alluvium

Water-deposited loose sediment

riverine · landform · floodplain · distributary · deltaic · siltation · accretion · mouth · tidal · wetlands

stability

tripod

Stabilizing support structure

equilibrium · balance · steadiness · sturdy · load-bearing · truss · framework · structural · bracing · rigid

instrument

balalaika

Russian triangular stringed instrument

  • guitarFretted stringed instrument
  • harpPlucked orchestral strings
  • kotoJapanese plucked string instrument

psaltery · autoharp · zither · dulcimer · mandolin · sitar · oud · veena · sarod · tambura

Categories
Opposites
geometric shape

triangularcircular

Forming a closed curve

square · round · rectangular · oval · spherical

angularity vs curvature

triangularrounded

Having no sharp angles

circular · round · curved · curvilinear · oval

structural/relational configuration

triangularbilateral

Involving two parties

unilateral · one-sided · dyadic · linear · two-sided

Phrases
Family

triangular number, triangulation, triangulate, triangularly, triangularity, triangulator, triangular prism

Familiarity
Top 20,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G