transversaladj.n.
/trɑːnzˈvəːs(ə)l/, /tranzˈvəːs(ə)l/, /trɑːnsˈvəːs(ə)l/, /transˈvəːs(ə)l/, U.S. /trænzˈvərsəl/, /træn(t)sˈvərsəl/ A. adj.† 2. Genealogy. Collateral: = transverse adj. 2.
1. Lying or passing across; = transverse adj. 1.
ΘΚΠ
the world > space > relative position > fact or condition of being transverse > [adjective]
overthwart1228
thwart-overa1387
transversaryc1400
thwart1404
thwartingc1430
transversalc1440
transversantc1440
traversea1450
thorter1488
cross1523
overthwarting1552
traversed1561
traversing1561
transverse1621
overcrossa1661
transverseda1711
crossway1865
crosswise1903
the world > space > direction > specific directions > [adjective] > extending across
transversalc1440
traversea1450
thortronc1580
pertransient1658
crossway1829
thwartwise1890
crosswise1903
c1440 Pallad. on Husb. vi. 179 A double cours of boording..Oon transuersal, another cours directe.
a1527 R. Thorne in R. Hakluyt Divers Voy. (1582) sig. Cv One of the transuersall lines.
?1541 R. Copland Guy de Chauliac's Questyonary Cyrurgyens ii. sig. Eiv Openynge with two transuersall muscles.
1644 K. Digby Two Treat. i. xxvi. 236 The hart hath in the ventricles of it, three sortes of fibers:..the third, are transuersall or thwart ones.
1756 Philos. Trans. 1755 (Royal Soc.) 49 119 Flames, rays, and fiery corruscations, direct and transversal.
1831 M. Faraday Exper. Res. xlvi. 358 The direct vibration of the luminous body may communicate transversal vibration..to the molecules of the ether.
1908 Contemp. Rev. Mar. 369 A scheme for the construction of a transversal line which would link Odessa and Varna.
ΘΚΠ
society > society and the community > kinship or relationship > kinsman or relation > descendant > [adjective] > collaterally
collateralc1425
transversal1595
transverse1614
a1308 Duns Scotus Sent. 4. 40. 6 Transversalis.]
1595 W. Allen et al. Conf. Next Succession Crowne of Ingland ii. viii. 184 He was of the right discendant lyne of K. John, and the Cardinal was but of the collateral or transuersal lyne.
1907 [implied in: Daily Chron. 19 Jan. 3/1 [In the opinion of some] ‘Heredity goes transversally, sideways, not in straight lines’. (at transversally adv.)].
3. Conchology. = transverse adj. 1c (So in French)
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Pelecypoda or Conchifera > [adjective] > of bivalve molluscs or shells
cardinal1809
conchyliferous1811
transverse1822
conchiferous1833
transversal1835
tellinoid1841
shell-bearing1844
saxicavous1850
auriculate1854
pelecypodous1857
sinupallial1863
tubivalve1882
sinupalliate1883
pelecypod1890
taxodont1895
1835–6 Todd's Cycl. Anat. & Physiol. I. 710/2 All [shells] that are of greater breadth than length are named transversal.
B. n.† 1. Something transversal or lying athwart, a transverse line; figurative a deviation, digression. Obsolete. rare.
ΘΚΠ
the world > space > relative position > fact or condition of being transverse > [noun] > anything lying transversely
transversal1612
society > leisure > the arts > literature > style of language or writing > copiousness > [noun] > discursiveness or digression > a digression
sojournc1330
digressionc1374
adigression1483
start1534
interposition1553
vagary1572
excursion1574
excourse1579
parecbasis1584
parenthesis1594
transversal1612
evagation1618
passage1625
far-about1639
excurrency1650
deviation1665
parathesis1668
alieniloquy1727
side-slip1843
excursus1845
1612 P. Lowe Disc. Whole Art Chyrurgerie (ed. 2) v. lxiii. 256 The bladder is composed of..three kinds of fibres, which are Rights, Obliques, and Transuersels.
1620 T. Shelton tr. M. de Cervantes Don Quixote (1746) III. xxvi. 183 On with your Story in a direct Line, and fall not into your Crooks and your Transversals.
2.
a. Geometry. A line intersecting two or more lines, or a system of lines.
ΘΚΠ
the world > relative properties > number > geometry > line > [noun] > which divides or intersects
midlinea1398
secant1684
section1820
bisectrix1854
ground-line1857
secancy1857
transversal1881
1881 J. Casey Sequel to Euclid 68 If two parallel lines be intersected by three concurrent transversals, the segments intercepted by the transversals on the parallels are proportional.
1885 T. H. Eagles Constructive Geom. Plane Curves 15 Every transversal of a harmonic pencil is divided harmonically in the points in which it intersects the lines of the pencil.
1902 Townsend tr. Hilbert Found. Geom. 63 A segment [of a line] joining a vertex of a triangle with a point of the opposite side is called a transversal. A transversal divides the given triangle into two others having the same altitude and having bases which lie in the same straight line.
b. Optics. The line in which the plane of polarization of a beam of light intersects the wave-front; the transverse plane.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > light > polarization > [noun] > plane or angle of
plane of polarization1704
angle of polarization1814
polarizing angle1814
transversal1909
1909 in Cent. Dict. Suppl.
3. Roulette. A bet placed at the end of any three numbers taking them horizontally. Cf. transverse n. 1h. Also in French form transversale. transversale six, a bet placed on the line, taking in the three numbers above and the three below.
ΘΚΠ
society > leisure > entertainment > pastimes > game > games of chance > roulette > [noun] > type of play
transversal1895
transverse1899
1895 G. Meredith Amazing Marriage I. ix. 106 He stated that the number of 17 had won before. Abrane tried the transversal enclosing this favoured number.
This entry has not yet been fully updated (first published 1914; most recently modified version published online June 2022).
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adj.n.c1440