Heartbeat flatline Synonyms

Definitions for Heartbeat


  • (noun) a very small space of time
  • (noun) the rhythmic contraction and expansion of the arteries with each beat of the heart
  • (noun) a very short time (as the time it takes the eye to blink or the heart to beat )

Synonyms for phrase

HF abbreviation

HF is an abbreviation for Heartbeat Flatline
What does HF stand for?
HF stands for "Heartbeat Flatline"

Definitions for Flatline


  • (verb) to stop living