[ɛkˈstreɪnɪəs], (Adjective)

Definitions:
- irrelevant or unrelated to the subject being dealt with
(e.g: one is obliged to wade through many pages of extraneous material)

- of external origin
(e.g: when the transmitter pack is turned off no extraneous noise is heard)


Phrases:

Origin:
mid 17th century: from Latin extraneus + -ous