rupture UK /ˈɹʌpt͡ʃəː/US /ˈɹʌpt͡ʃɚ/noun 4verb 2forms 3 noun4 •A burst, split, or break.Hatch from the egg, that soon, / Bursting with kindly rupture, forth disclosed / Their callow young. — 1667 •A break or tear in soft tissue, such as a muscle. •A failure mode in which a tough ductile material pulls apart rather than cracking. •A social breach or break, between individuals or groups.Thus a war was kindled with Lubec; Denmark took part with the king's enemies, and made use of a frivolous pretence, which demonstrated the inclination of his Danish majesty to come to a rupture. — 1761 verb2 •To burst, break through, or split, as under pressure. •To dehisce irregularly. formsruptured · rupturing · ruptures