burn up Copy link Outline 1. concrĕmo, 12. exūro, 33. combūro, 34. pĕrūro, 35. In Pass. to be burnt up • burn up: i. e. burn completely: 1. concrĕmo, 1: two ships were burnt up by a stroke of lightning, duae naves fulminis ictu concrematae sunt, Liv. (cf. simple verb). 2. exūro, 3: v. to burn, dry up. 3. combūro, 3: to b. up corn, frumentum c., Caes. 4. pĕrūro, 3: Lucr. 5. In Pass. to be burnt up: conflāgro, 1: the world must needs be burnt up by such heats, conflagrare terras necesse est tantis ardoribus, Cic.