Antonyms of adj outdoor

1 of 2 senses of outdoor

Sense 1
outdoor (prenominal) (vs. indoor), out-of-door, outside -- (located, suited for, or taking place in the open air; "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding")

indoor(prenominal) (vs. outdoor) -- (located, suited for, or taking place within a building; "indoor activities for a rainy day"; "an indoor pool")

Similarity of adj outdoor

2 senses of outdoor

Sense 1
outdoor (prenominal) (vs. indoor), out-of-door, outside -- (located, suited for, or taking place in the open air; "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding")
       => alfresco, open-air (prenominal) -- (in the open air; "an alfresco lunch"; "an open-air theater")
       => outdoorsy -- (characteristic of or suitable to outdoor life; "a rugged outdoorsy life")
          Also See-> exterior#1

Sense 2
outdoor -- (pertaining to or concerning the outdoors or outdoor activities; "outdoor education is the area of teacher training concerned with training for outdoor activities")