definitions

subterrestrial

[ suhb-tuh-res-tree-uh l ]
/ ˌsʌb təˈrɛs tri əl /
SEE MORE SYNONYMS FOR subterrestrial ON THESAURUS.COM

adjective

underground; subterranean.

RELATED WORDS

alternative, avant-garde, clandestine, concealed, covert, experimental, hidden, hush-hush, hypogeal, hypogeous, private, radical, resistant, resistive, revolutionary, subterranean, surreptitious, unbowed, unconventional, undercover

Nearby words

subterminal, subternatural, subterrane, subterranean, subterrene, subterrestrial, subtext, subthalamic nucleus, subthalamus, subtherapeutic, subthreshold

Origin of subterrestrial

First recorded in 1605–15; sub- + terrestrial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019