The Collaborative International Dictionary
Cavicorn
Cavicorn \Cav"i*corn\ (k[a^]v"[i^]*k[^o]rn), a. [L. cavus hollow + cornu horn.] (Zo["o]l.) Having hollow horns. [1913 Webster] ||
Wiktionary
cavicorn
a. (context zoology English) Having hollow horns n. 1 (context zoology English) Any animal having hollow horns 2 (cx obsolete English) The hollow-horned ruminants, treated as a taxonomic group ''Cavicornia''.