Entry 1 sense Webster, 1913 Laryngismus · Lar·yn·gis·mus · IPA /læɹɪnˈd͡ʒɪzməs/ 01 n. A spasmodic state of the glottis, giving rise to contraction or closure of the opening. 1. A spasmodic state of the glottis, giving rise to contraction or closure of the opening.(Med.)