APERTURE Copy link • APERTUREOpening, foramen (general term for any opening made by boring): cavum (burrow, pit, etc.): hiatus (any yawning fissure): rima (fissure; a cut made lengthwise): fissura (a rent): lacuna (a space not filled up; e.g., in a ceiling): lumen (the opening of a window or door; any opening through which light can penetrate): fenestra (aperture of a window); os (mouth-like aperture, e.g., of a cave): apertura (Vitr.). [If it is =AIR-HOLE, Vid:] . Aperture of a reed, rivus fistulae. To make an aperture in anything, aliquid aperire (general term); perforare (to bore through it). To hare apertures, aperturas habere (Vitr.). Act of opening, apertio (Varr., patefactio only improper as act of divulging).