Underground Adjective Synonyms
resistance, partisans or partizans, freedom fighters, (in France) Maquis, insurgents, seditionaries or seditionists, insurrectionists, guerrillas or guerillas, extremists, revolutionaries, fifth-columnists, fifth column, saboteurs, subversives
The underground helped the family to escape to England. The government blames the underground for the bombings.
Underground Noun Synonyms
secret, clandestine, concealed, hidden, covert, undercover, surreptitious, stealthy, private
The secret service has a worldwide underground network of agents.
Underground Verb Synonyms
tube, metro, underground railway, subway
Two more stops on the underground and we'll be there.
alternative, radical, experimental, avant-garde, nonconformist, revolutionary
Some underground newspapers that sprang up in the 1960s are still being published.
subterranean, buried, below-ground, sunken, covered
They crept through the underground passage into the treasure room.
Search Google for Underground:
Business / Agriculture / Underground Storage Tank: For purposes of Subtitle I of the Resource Conservation and Recovery Act, this is any tank used to store petroleum or hazardous substances regulated under the Comprehensive Environmental Response, Com MORE
Business / Construction / Underground Plumbing: The plumbing drain and waste lines that are installed beneath a basement floor. MORE
Business / Real Estate / Underground Storage Tanks (USTS): USTs are commonly used for storing petroleum products, chemicals or process wastes. Sites which use USTs include airports, gas stations, industrial locations and military bases. Over time neglected ta MORE
Science / Geology / Gas Field: The geographic area that is directly above an underground accumulation of natural gas that is commercially viable. MORE
Science / Geology / Crude Oil: A liquid hydrocarbon produced from natural underground reservoirs. It might also include liquid hydrocarbons produced from tar sands, gilsonite, and oil shale. Crude oil can be refined into a number o MORE
Science / Geology / Expansive Clay (Expansive Soil): A clay soil that expands when water is added and contracts when it dries out. This volume change when in contact with buildings, roadways, or underground utilities can cause severe damage. MORE