The meaning of SUBTERRANEAN is being, lying, or operating under the surface of the earth. How to use subterranean in a sentence. Go Underground With Subterranean.

Add to word list under the ground: a subterranean passage / river (Definition of subterranean from the Cambridge Academic Content Dictionary © Cambridge University Press)

SUBTERRANEAN definition: existing, situated, or operating below the surface of the earth; underground. See examples of subterranean used in a sentence.

Oct 7, 2025 · The subterranean tool of buying rigged opinion polling and media coverage is outlined in remarkable detail in chat exchanges recovered from the cellphone of one of Mr. Kurz’s closest allies …

Definition of subterranean adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. existing, situated, or operating below the earth's surface; underground. 2. existing or operating out of sight or secretly. n. 3. a person or thing that is subterranean.

Subterranean river in Castellet-lès-Sausses Subterranea are underground structures, both natural (such as caves) and human-made (such as mines). [1] Some subterranea and related topics include:

subterranean, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

A subterranean river or tunnel is under the ground. The city has many subterranean passages.

sub•ter•ra•ne•an (sub′tə rā′ nē ən), adj. Also, sub′ter•ra′ne•ous. existing, situated, or operating below the surface of the earth; underground. existing or operating out of sight or secretly; hidden or secret. n. a …