Celtic name. In Celtic, the name Trevor means-Wise.. Other origins for the name Trevor include-Celtic, Irish, Irish, Welsh.The name Trevor is most often used as a boy name or male name. Celtic Name Meaning-Wise.
The definition of adept is someone who is very good at a particular skill or activity. An example of someone being adept at swimming is Olympian Michael Phelps.
up vote 2 down vote accepted. As seen in this Google Ngram search, adept in is the more archaic usage, while adept at is more modern. Furthermore, adept was historically used as a noun, as in: He is an adept in the game of chess.. Currently, adept is more commonly used as an adjective, as in: He is adept at the game of chess.. share | improve this answer. answered Sep 5 '13 at 17:36.