Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- adj. Three-edged; having three salient angles: triquetrous mandibles.
Century Dictionary and Cyclopedia
- Three-sided; triangular; having three plane or concave sides In anatomy, noting the triangular Wormian bones of the skull. See
triquetrum .
Wiktionary
- adj. Having three corners or sides; triangular.
GNU Webster's 1913
- adj. Three sided, the sides being plane or concave; having three salient angles or edges; trigonal.
Etymologies
- From Latin triquetrus. (Wiktionary)
- From Latin triquetrus, three-cornered : tri-, tri- + -quetrus, -cornered. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“It is a native of Albania, and belongs to that section of its extensive genus having triquetrous and obtuse leaves, or blunt three-sided foliage, as formed by a well developed keel.”
“The spikelets are plano-convex, orbicular to oblong, obtuse, secund, 2-ranked on the flattened or triquetrous rachis of the spike-like branches of a raceme, one-flowered and falling off entire from the very short or obscure pedicels.”
“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.”
“The _spikes_ are usually few, 2 to 6, 3 to 6 inches long, with a triquetrous, narrowly winged rachis.”
“The superior one fourth division of this stem is formed into a pyramidal spike of flowers, rather diffuse; these flowers are of the hexandria, large, and expanded; of a dark purple colour, delicately powdered with green, yellow, and red, and divided into six parts, or petals; these are succeeded by triquetrous dry pericarpi, when ripe.”
“These branches, with their many subdivision, terminate in simple racemes of pale incarnate flowers, which make a fine appearance among the leaves; the flowers are succeeded by desiccated triquetrous pericarpi, each containing a single kernel.”
Lists
These user-created lists contain the word ‘triquetrous’.
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misc. plant morphology
the concise british flora in colour (w. keble martin) - glossary - edited, and to be added to
whorled, viviparous, vittae, viscid, villous, valvate, unarmed, umbellate, umbel, tubercle, triquetrous, trigonous and 135 more...
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Uncle John’s Interesting Words
Words I find interesting.
abecedarius, acomoclitic, aperçu, apophenia, aspic, bêtise, bhang, callipygian, calque, carking, cataphract, ceruminous and 97 more...
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Shape Words
shapely adjectives and descriptors
clithridiate, botryose, fimbriate, filiciform, plumaceous, rhipidate, auriculate, belemnoid, cirriform, scyphate, falcate, cortinate and 127 more...
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trinity words
triumvir, tierce, sesterce, trinity, trammel, trephine, tercel, tercet, tertian, tricrotic, tritone, triad and 58 more...
Tweets
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