🌌subterranean

adjective
/ˌsʌbtəˈreɪniən/

Meaning

Existing, occurring, or done under the earth’s surface; hidden or secret.
Existing, occurring, or done under the earth's surface.

Example Sentences

The miners discovered a subterranean tunnel.

Subterranean water sources help sustain agriculture.

Synonyms

underground, hidden, concealed, secret, buried
Entry 1
underground, hidden, concealed, secret
Entry 2
underground, buried, concealed

Antonyms

surface, open, surface-level, exposed, above-ground
Entry 1
surface, open
Entry 2
surface-level, exposed, above-ground

Collocations

subterranean tunnel, subterranean chamber, subterranean passage

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