triangle

1. A three-sided polygon (synset 113901977)
   is a type of: polygon, polygonal shape - a closed plane figure bounded by straight sides
   subtypes:

   • acute triangle, acute-angled triangle - a triangle whose interior angles are all acute
   • equiangular triangle, equilateral triangle - a three-sided regular polygon
   • isosceles triangle - a triangle with two equal sides
   • oblique triangle - a triangle that contains no right angle
   • obtuse triangle, obtuse-angled triangle - a triangle that contains an obtuse interior angle
   • right triangle, right-angled triangle - a triangle with one right angle
   • scalene triangle - a triangle with no two sides of equal length
   • cuneus, wedge, wedge shape - any shape that is triangular in cross section
   same as: trigon, trilateral
2. Something approximating the shape of a triangle (synset 113902291)
   "the coastline of Chile and Argentina and Brazil forms two legs of a triangle"
   is a type of: form, shape - the spatial arrangement of something as distinct from its substance
3. A small northern constellation near Perseus between Andromeda and Aries (synset 109484854)
   is an instance of: constellation - a configuration of stars as seen from the earth
   same as: triangulum
4. Any of various triangular drafting instruments used to draw straight lines at specified angles (synset 104488251)
   is a type of: drafting instrument - an instrument used by a draftsman in making drawings
5. A percussion instrument consisting of a metal bar bent in the shape of an open triangle (synset 104488109)
   is a type of: percussion instrument, percussive instrument - a musical instrument in which the sound is produced by one object striking another

Other Searches

• Rhyme: Dillfrog, RhymeZone
• Definition: Wiktionary, Dictionary.com, Wikipedia, Merriam-Webster, WordNet, Power Thesaurus
• Imagery: Google, Flickr, Bing