Rigid armour Synonyms

Rigid replaced

formal armour

Definitions for Rigid

(adjective) not allowing for any exceptions or loosening of standards
(adjective) given to exacting standards of discipline and self-restraint
(adjective) having a consistency that does not easily yield to pressure

RA abbreviation

RA is an abbreviation for Rigid Armour

What does RA stand for?

RA stands for "Rigid Armour"

Armour replaced

Definitions for Armour

(noun) protective covering made of metal and used in combat
(noun) tough more-or-less rigid protective covering of an animal or plant
(noun) a military unit consisting of armored fighting vehicles