grave (adj.) Copy link Outline I. WeightyII. Staid, solemn, sober1. sĕvērus (severe, stern)2. tristis, e (esp. with ref. to the looks3. austērus (lit. sour, harsh4. grăvis, e (so only in late writers)5. sēriusIII. Of sounds; low pitched • grave (adj.): I. Weighty: grăvis, sērius: v. important, serious. II. Staid, solemn, sober: 1. sĕvērus (severe, stern): the talk of g. old people, rumores senum severiorum, Cat. 5, 2: g. looks (as setting off a joke), vultus s. [et tristis], Cic. de Or. 2, 71, 289. 2. tristis, e (esp. with ref. to the looks: v. gloomy): of a g. and reserved disposition, natura t. ac recondita, Cic. Quint. 18, 59: cf. supr. (I.). v. sad. Dimin., tristiculus, somewhat sad or g., Cic. 3. austērus (lit. sour, harsh: hence, opposed to gaiety and relaxation): g. poems, a. poemata, Hor. A. P. 342: Quint. 4. grăvis, e (so only in late writers): Claud.: Plin. Pan. 5. sērius: v. serious. III. Of sounds; low pitched: grăvis: a g. sound, g. sonus, Cic. de Or. 1, 59, 251.