Impervious army Synonyms

Impervious replaced

impenetrable army

hardened army

Definitions for Impervious

(adjective) not allowing penetration (as by gas, liquid , or light )
(adjective) impossible to get through or into
(adjective) not admitting of passage or capable of being affected

Synonyms for phrase

impenetrable horde

unyielding mass

IA abbreviation

IA is an abbreviation for Impervious Army

What does IA stand for?

IA stands for "Impervious Army"

Definitions for Army

(noun) a large body of men and women organized for land warfare
(noun) a great number of persons or creatures massed together
(noun) a group of people working together on a task