Found 2 items, similar to subterraneous.
English → English (WordNet) Definition: subterraneous subterraneous adj 1: being or operating under the surface of the earth; “subterranean passages”; “a subsurface flow of water” [syn: subterranean] 2: lying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed); “subterranean motives for murder”; “looked too closely for an ulterior purpose in all knowledge”- Bertrand Russell [syn: subterranean, ulterior]
English → English (gcide) Definition: Subterraneous Subterranean \Sub`ter*ra"ne*an\, Subterraneous \Sub`ter*ra"ne*ous\, a. [L. subterraneus; sub under + terra earth. See Terrace.] Being or lying under the surface of the earth; situated within the earth, or under ground; as, subterranean springs; a subterraneous passage. -- Sub`ter*ra"ne*ous*ly, adv. [1913 Webster]