The definition of extraneous is irrelevant, not essential or coming from the outside.
(adjective)See extraneous in Webster's New World College Dictionary
adjective
Origin: L extraneus, external, foreign < extra: see extra-
Related Forms:
See extraneous in American Heritage Dictionary 4
adjective
Origin:
Origin: From Latin extrāneus
Origin: , from extrā, outside; see extra-
.Related Forms:
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