early 15c., "a breaking of a bone," from Old French fracture (14c.) and directly from Latin fractura "a breach, break, cleft," from fractus, past participle of frangere "to break" (from PIE root *bhreg- "to break"). As "a broken surface" from 1794.
c. 1400, disjunccioun, "fracture" (of a bone), from Old French disjunction (13c.) and directly from Latin disiunctionem (nominative disiunctio) "separation," noun of action from past-participle stem of disiungere, from dis- (see dis-) + iungere "to join together," from nasalized form of PIE root *yeug- "to join."
late 14c., originally medical, from Latin ruptura "the breaking (of an arm or leg), fracture," from past participle stem of rumpere "to break," from PIE root *runp- "to break" (see corrupt (adj.)). Specifically as "abdominal hernia" from early 15c.
"triclinic feldspar," 1868, coined in German 1847 by German mineralogist Johann Friedrich August Breithaupt (1791-1873) from plagio- "slanting" + Greek klasis "a fracture," from stem of klan "to break" (see clastic). So called because the two prominent cleavage directions are oblique to each other. Related: Plagioclastic.
c. 1400, "act of beating or bruising; a bruise, an injury to the body without apparent wound or fracture," from Latin contusionem (nominative contusio) "a crushing, breaking, battering," in medical language, "a bruise," noun of action from past-participle stem of contundere "to beat, bruise, grind, crush, break to pieces," from assimilated form of com-, here perhaps an intensive prefix (see com-), + tundere "to beat" (see obtuse).
Proto-Indo-European root meaning "to break."
It forms all or part of: anfractuous; Brabant; bracken; brake (n.1) "stopping device for a wheel;" brake (n.2) "kind of fern;" brash; breach; break; breccia; breeches; brioche; chamfer; defray; diffraction; fractal; fraction; fractious; fracture; fragile; fragility; fragment; frail; frangible; infraction; infringe; irrefragable; irrefrangible; naufragous; ossifrage; refract; refraction; refrain (n.); refrangible; sassafras; saxifrage; suffragan; suffrage.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit (giri)-bhraj "breaking-forth (out of the mountains);" Latin frangere "to break (something) in pieces, shatter, fracture;" Lithuanian braškėti "crash, crack;" Old Irish braigim "break wind;" Gothic brikan, Old English brecan "to break."