English to English
subterranean
(,s/@/bt/@/'r/eI/n/i//@/n
)
adjective (a)
Being or lying under the surface of the earth; situated within the earth, or under ground; as, subterranean springs; a subterraneous passage.(adjective)
source: webster1913
adjective satellite (s)
being or operating under the surface of the earth(adj.all)
Example:
Subterranean passages.
source: wordnet30
lying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed)(adj.all)
Example:
Subterranean motives for murder.
source: wordnet30