three-corneradj.
Of or pertaining to three corners (quot. 1548); having three corners, three-cornered, triangular.
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [adjective] > triangular
three-corneredc1400
three-squaredc1400
three-squarec1450
triangle1474
triangled1486
triangular?1541
three-corner1548
trilater1570
trigonal1571
three-corned1584
three-sided1601
triangulated1610
triangulate1611
triform1621
triangulary1622
triquetrous1658
trilateral1660
triagonal1665
trigonic1788
cocked hat1846
heater-shaped1847
1548 Hall's Vnion: Henry VI f. cxxij The Frenche kyng, perceiuyng this toune [sc. Laigny], to be the thre corner key, betwene the territories of the Englishemen, the Burgonyons, and his awne.
1683 A. Wood Life & Times (1894) III. 84 He pointed to the dore, and bid me ‘be gone’, with his three corner cap.
1902 P. Marshall Metal Working Tools 38 Three-corner files are very useful for cleaning out the sharp corners of square holes,..for sharpening saw teeth, or for filing nicks in a piece of steel before breaking it off.
Derivatives
three-cornerism n. the fact or system of having ‘three-cornered’ constituencies.Apparently an isolated use.
ΚΠ
1884 Edinb. Rev. Jan. 294 No diagnosis will discover three-cornerism to be the cause of the disease.
three-corner jack n. Australian = three-cornered jack n. at three-cornered adj. 3.
ΘΚΠ
the world > plants > particular plants > plants perceived as weeds or harmful plants > weed > [noun] > other weeds
zizanya1400
hog's fennel1525
zizania1526
eyebright1578
henbit1578
red eye-bright1657
common orache1728
sitfast1762
winter weed1787
dubbeltjie1795
red bartsia1805
tread-softly1814
rattlesnake leaf1822
popple1855
horse-nettle1860
Cape weed1878
tree-tobacco1895
king devil1898
khaki weed1907
white top1909
three-corner jack1919
1919 G. E. A. Russell Wild Life in Bushland 32 Springing from the centre or core of each burr are three long spikes or prongs, often half an inch in length—an uninviting thing to sit upon. Most bushmen will recognise the seed—it is the Centralian-famed ‘three-corner jack’.
three-corner-ways adv. with three corners, triangularly.
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [adverb] > triangle
triangle1474
trianglewise?1523
three-corneredwise1580
triangularly1604
triangle-ways1689
triangular-wise1707
three-corner-ways1748
three-corner-wise1862
1748 H. Glasse Art of Cookery (ed. 3) ix. 199 Toast some thin Slices of Bread cut three-corner Ways.
three-corner-wise adv. = three-corner-ways adv.
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [adverb] > triangle
triangle1474
trianglewise?1523
three-corneredwise1580
triangularly1604
triangle-ways1689
triangular-wise1707
three-corner-ways1748
three-corner-wise1862
1862 T. A. Trollope Marietta I. xii. 228 Kerchief folded three-cornerwise.
This entry has not yet been fully updated (first published 1912; most recently modified version published online June 2021).
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adj.1548