Words related to six


1580s (n.); 1590s (adj.), in reference to Roman leap year, from Late Latin (annus) bisextilis "leap year," more literally "the twice sixth-day, (a year) containing a second sixth (day)." To keep the Julian calendar consistent with the sun, the sixth day (by inclusive reckoning) before the Calends of March was doubled every four years. The date corresponds to our February 24th. From Latin bissextus/bisextis (dies), from bis "twice" (see bis-) + sextus "sixth (day before the First of March)," from sex "six" (see six).

before vowels and in certain chemical compound words hex-, word-forming element meaning "six," from Greek hexa-, combining form of hex "six," from PIE root *sweks- (see six).
hexameter (adj.)
1540s, from Latin hexameter, from Greek hexametros "of six measures, composed of six feet; hexameter," from hex "six" (see six) + metron "poetic meter" (from PIE root *me- (2) "to measure"). As a noun, "a verse consisting of six measures," from 1570s. Chaucer has the word as exametron. Related: Hexametric.
hexane (n.)
paraffin hydrocarbon, 1872, from Greek hex "six" (see six) + chemical suffix -ane. So called for its six carbon atoms.
hexapod (n.)
"six-footed insect," 1660s, from Modern Latin hexapod-, stem of hexapodus, from Greek hex "six" (see six) + Greek pod-, stem of pous "foot" (from PIE root *ped- "foot"). Greek hexapous (adj.) was used only with reference to poetic meter. As an adjective from 1856.
samite (n.)

c. 1300 (early 13c. in Anglo-Latin), "a type of rich silk cloth," from Old French samit, from Medieval Latin samitum, examitum, from Medieval Greek hexamiton (source of Old Church Slavonic oksamitu, Russian aksamit "velvet"), noun use of neuter of Greek adjective hexamitos "six-threaded," from hex "six" (see six) + mitos "warp thread," a word of uncertain etymology.

The reason it was called this is variously explained; the traditional explanation is that it was woven of six fibers, or in a pattern involving six. Obsolete c. 1600; revived loosely by Tennyson. German Sammet "velvet" is from French.

semester (n.)
1827, from German Semester "half-year course in a university," from Latin semestris, in cursus semestris "course of six months," from semestris, semenstris "of six months, lasting six months, half-yearly, semi-annual," from sex "six" (see six) + mensis "month" (see moon (n.)). Related: Semestral; semestrial.
sestina (n.)
1797, from Italian, "poem of six-lined stanzas," from sesto "sixth," from Latin sextus (see six). Invented by 12c. Provençal troubadour Arnaut Daniel. The line endings of the first stanza are repeated in different order in the rest, and in an envoi.
sexagenarian (n.)
1738, "person sixty years old," from Latin sexagenarius "containing sixty," from sexagenarius, from sexageni "sixty each, sixty at a time," from sexaginta "sixty," from combining form of sex (see six) + -genaria "ten times," from -ginta "tens," from PIE *dkm-ta-, from root *dekm- "ten." As an adjective from 1836.
sext (n.)
early 15c., "third of the lesser canonical hours," from Latin sexta (hora), fem. of sextus, ordinal of sex (see six).