† triannualadj.

/trʌɪˈanjuːəl/

Etymology: < tri- comb. form 1c + annual adj. and n.

Obsolete. rare.

a. Occurring every three years; lasting for three years; = triennial adj.

ΘΚΠ

the world > time > period > year > [adjective] > occurring every specific number of years

quinquennal1532

quinquennial1601

five-yearly1619

centenary1620

septennial1640

triannual1640

triennial1642

septennary1644

sexennial1646

trieterical1646

novennial1656

octennial1656

trieteric1656

quinquennalian1692

quadrenniala1700

biennial1750

sexennary1753

lustral1781

centennial1797

quaternal1813

sextennial1814

septendecennial1834

septemdecenary1843

undecennarya1847

bicentenary1862

bicentennial1883

quadricentennial1889

trigintennial1894

twelve-yearly1906

vigintennial1921

1640 Par. Acc. St. Barth. by Exchange in Archaeologia 45 78 Pd. the ringers for joy of the tryannual Parliament, o. 2. 6.

1656 Earl of Monmouth tr. T. Boccalini Ragguagli di Parnasso i. lxix. 133 He was deputed a Triannual President of the Isle of Negrapont.

b. Occurring thrice a year.

ΘΚΠ

the world > time > period > year > [adjective] > occurring specific number of times a year

quarterly1563

trimestrial1693

semestrial1701

semi-annual1794

three-monthly1819

trimestral1824

bi-monthly1846

trimonthly1856

biannual1870

triannual1901

1901 Daily Chron. 8 June 5/2 The ladies..we learn..will hold ‘tri-annual invitation meetings’... That, we suppose, means an invitation once in four months.

This entry has not yet been fully updated (first published 1914; most recently modified version published online June 2018).

单词	triannual
释义	† triannualadj. /trʌɪˈanjuːəl/ Etymology: < tri- comb. form 1c + annual adj. and n. Obsolete. rare. a. Occurring every three years; lasting for three years; = triennial adj. ΘΚΠ the world > time > period > year > [adjective] > occurring every specific number of years quinquennal1532 quinquennial1601 five-yearly1619 centenary1620 septennial1640 triannual1640 triennial1642 septennary1644 sexennial1646 trieterical1646 novennial1656 octennial1656 trieteric1656 quinquennalian1692 quadrenniala1700 biennial1750 sexennary1753 lustral1781 centennial1797 quaternal1813 sextennial1814 septendecennial1834 septemdecenary1843 undecennarya1847 bicentenary1862 bicentennial1883 quadricentennial1889 trigintennial1894 twelve-yearly1906 vigintennial1921 1640 Par. Acc. St. Barth. by Exchange in Archaeologia 45 78 Pd. the ringers for joy of the tryannual Parliament, o. 2. 6. 1656 Earl of Monmouth tr. T. Boccalini Ragguagli di Parnasso i. lxix. 133 He was deputed a Triannual President of the Isle of Negrapont. b. Occurring thrice a year. ΘΚΠ the world > time > period > year > [adjective] > occurring specific number of times a year quarterly1563 trimestrial1693 semestrial1701 semi-annual1794 three-monthly1819 trimestral1824 bi-monthly1846 trimonthly1856 biannual1870 triannual1901 1901 Daily Chron. 8 June 5/2 The ladies..we learn..will hold ‘tri-annual invitation meetings’... That, we suppose, means an invitation once in four months. This entry has not yet been fully updated (first published 1914; most recently modified version published online June 2018). < adj.1640
随便看	the seaserpent the seat of one's pants the seated lady the seaward the seaward of the seawards the secession church the second the second order the second sex the secrets of the heart the secrets of the one's heart the sects the self the self of the semblable the semblable, such semblable the semblance of; to have or take the semblance of; in semblance of the semblance of; to have or take the semblance of; in the semblance of the senators the senior service the sense the seres' wool the serpent's tongue the service