32 domain synonyms include realm, kingdom, empire, dominion, province, estate, territory, land, lands, and dominions. Domain is a noun, and its antonyms are non-ecumene and nonecumene. Here are some additional synonyms for "domain" with example sentences.
32 other ways to say domain.
He excels within his domain.
Mathematics falls under his domain.
Science is her primary domain.
The king expanded his domain.