Hollow formation Synonyms

Definitions for Hollow


  • (adjective) curved inward
  • (noun) a sunken area forming a separate space
  • (noun) an area of lowland between hills or mountains

Synonyms for phrase

HF abbreviation

HF is an abbreviation for Hollow Formation
What does HF stand for?
HF stands for "Hollow Formation"

Definitions for Formation


  • (noun) the way in which something is sized, arranged, or organized
  • (noun) the act of forming or establishing something
  • (noun) natural process that causes something to form