Definitions

1. adjective

Having or showing the same origin or ancestry, especially in relation to a particular language or dialect.

“The isologous dialects spoken in this region are believed to have originated from a single common ancestor.”

2. noun

A word or expression that is common to two or more languages, but has a different meaning in each of them.

“The loanword ‘coffee’ is an example of an isologous term found in many languages.”