Subterranean canal Synonyms

Definitions for Subterranean


  • (adjective) being, situated, or operating beneath the surface of the earth
  • (adjective) being or operating under the surface of the earth
  • (adjective) lying beyond what is openly revealed or avowed (especially being kept in the background or deliberately concealed )

Definitions for Canal


  • (noun) an open man-made passageway for water
  • (noun) long and narrow strip of water made for boats or for irrigation
  • (noun) (astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion