crateres

Plural of crater, 1. crateriform (kra-ter'i-fôrm), a. [= F. cratéri forme, shaped. This hill [in St. Jago] is conical, 450 feet in height, and retains some traces of having had a crateriform structure. Darwin, Geol. Observations, i. 11. craterlet (krā'tér-let), n. [ -let .] A small crater. Later a little pit or craterlet made its appearance [on the moon], le than a mile in diameter, according to the first observations; still later, towards the end of 1867, it had grown larger and was about two miles in diameter. New Princeton Rev. , I. 57. Ten Mile Hill, half-way between Charleston and Summerville, developed craterlets and “crateriform" orifices. Jour . Franklin Inst ., CXXII. 389.