OUTDOOR

outdoor

(adjective) pertaining to or concerning the outdoors or outdoor activities; “outdoor education is the area of teacher training concerned with training for outdoor activities”

Source: WordNet® 3.1

Etymology

Adjective

outdoor (not comparable)

Situated in, designed to be used in, or carried on in the open air. [from 18th c.]

Synonyms: out-of-door, outside

Antonyms: indoor, inside

Pertaining to charity administered or received away from, or independently from, a workhouse or other institution. [from 19th c.]

Verb

outdoor (third-person singular simple present outdoors, present participle outdooring, simple past and past participle outdoored)

(in some African communities) To publicly display a child after it has been named

Source: Wiktionary

Out"door`, a. Etym: [For out of door.]

Definition: Being, or done, in the open air; being or done outside of certain buildings, as poorhouses, hospitals, etc.; as, outdoor exercise; outdoor relief; outdoor patients.

Source: Webster’s Unabridged Dictionary 1913 Edition