rig‧or mor‧tis /ˌrɪɡə ˈmɔːtəs, ˌraɪɡɔː- $ ˌrɪɡər ˈmɔːr-/
noun [uncountable][
Date: 1800-1900;
Language: Modern Latin;
Origin: 'stiffness of death']
the condition in which someone’s body becomes stiff after they die
[TahlilGaran] Dictionary of Contemporary English ▲