The Collaborative International Dictionary
Elodian
Elodian \E*lo"di*an\, n. (Zo["o]l.) One of a tribe of tortoises, including the terrapins, etc., in which the head and neck can be withdrawn. [1913 Webster] ||
Wiktionary
elodian
n. (context zoology English) Any of a tribe of tortoises, including the terrapins, in which the head and neck can be withdrawn.