Rigid airship Synonyms

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

Synonyms for phrase

RA abbreviation

RA is an abbreviation for Rigid Airship

What does RA stand for?

RA stands for "Rigid Airship"

Definitions for Airship

(noun) a steerable self -propelled aircraft