Heavier-than-air gasses Synonyms

We can't find synonyms for the phrase "Heavier-than-air gasses", but we have synonyms for terms, you can combine them.

Heavier-than-air Synonyms

Gasses Synonyms

HG abbreviation

HG is an abbreviation for Heavier-than-air Gasses

What does HG stand for?

HG stands for "Heavier-than-air Gasses"

Definitions for Heavier-than-air

(adjective) relating to an aircraft heavier than the air it displaces