ˌderə.ˈtreməd.ə, -rēm- noun plural
Usage: capitalized
Etymology: New Latin, from der- + -tremata
in some especially former classifications : a division of tailed amphibians typically retaining gill slits but not external gills when adult and comprising the Cryptobranchidae and Amphiumidae
• der·o·trem·ate | ̷ ̷ ̷ ̷| ̷ ̷mə̇t, -ˌmāt or der·o·trem·a·tous -məd.əs adjective
• der·o·treme ˈderə.ˌtrēm noun -s