Underwater mountain Synonyms

Definitions for Underwater


  • (adjective) living , lying , or occurring below the surface of the water
  • (adjective) beneath the surface of the water
  • (adjective) growing or remaining under water

UM abbreviation

UM is an abbreviation for Underwater Mountain
What does UM stand for?
UM stands for "Underwater Mountain"

Definitions for Mountain


  • (noun) an elevation of land higher than a hill
  • (noun) a considerable amount
  • (noun) a quantity of things thrown or stacked on one another