Fissure underground Synonyms

We can't find synonyms for the phrase "Fissure underground", but we have synonyms for terms, you can combine them.

Fissure Synonyms

FU abbreviation

FU is an abbreviation for Fissure Underground

What does FU stand for?

FU stands for "Fissure Underground"

Definitions for Fissure

(noun) an irregular usually narrow break in a surface created by pressure
(noun) a long narrow depression in a surface
(noun) a long narrow opening

Definitions for Underground

(adjective) undertaken or done so as to escape being observed or known by others
(adjective) being, situated, or operating beneath the surface of the earth
(noun) a secret organization in a conquered country fighting against enemy forces