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triquetrous

American  
[trahy-kwee-truhs, -kwe-] / traɪˈkwi trəs, -ˈkwɛ- /

adjective

  1. three-sided; triangular.

  2. having a triangular cross section.


triquetrous British  
/ -ˈkwɛt-, traɪˈkwiːtrəs /

adjective

  1. triangular, esp in cross section

    a triquetrous stem

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • subtriquetrous adjective

Etymology

Origin of triquetrous

1650–60; < Latin triquetrus triangular, equivalent to tri- tri- + -quetrus cornered

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

P. subumb. glabrous; g. triquetrous; s. wavy, pure white, apex with black points.

From European Fungus Flora: Agaricaceae by Massee, George

Capsule membranous, elliptical, acutish at each end or shortly stipitate, triquetrous and acutely winged, very tardily dehiscent.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

Style mostly 3-parted and achene triangular or triquetrous.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

The inflorescence is a compound spike varying in length from 4 to 10 inches, erect; the main rachis is triquetrous, dorsally rounded, glabrous and very thinly scaberulous at the edges.

From A Handbook of Some South Indian Grasses by Rangachari, K.

P. campan. umb. thin, striate; g. triquetrous, thin, pale then ochre; s. slender, fistulose, fibrillose, slightly striate, cottony at the base; ring membranous, narrow, saffron-ochre; sp. 8-9 long. mycenoides, Fr.

From European Fungus Flora: Agaricaceae by Massee, George