Rigor: A word with two different but related meanings in medicine: 1. A chill, usually with shivering, as at the onset of high fever and chills. 2. Rigidity, as in rigor mortis, the rigidity of a body after death. The alternate spelling rigour is chiefly British. From the French, from the Latin rigor, meaning stiffness, from rigere, to be stiff.
-ine is a suffix used in chemistry to denote two kinds of substance. The first is a chemically basic and alkaloidal substance.
-ina f (plural-ine) Alterative suffix used to form diminutives of feminine nouns. mano (â hand â) + â-ina â âmanina (â small hand â) Derivational suffix used to form adjectives or nouns, specifically: Used to form the feminine of masculine nouns and given names. eroe (â hero â) + â-ina â âeroina (â heroine â) Giuseppe + â-ina â âGiuseppina