a taxonomic group that is a subdivision of a suborder
2.
any analogous group, such as a group of related languages
superfamily in American English
(ˈsupərˌfæməli)
nounWord forms: pluralˈsuperˌfamilies
1.
a natural subdivision ranking above a family and below an order, usually less extensive than a suborder
2. Linguistics
a category of language classification that is above the family, often proposed as a grouping of families that are believed to be related because of some similar characteristics