smokeless powder

Definition of Smokeless Powder in English :

1. ballistite, smokeless powder

an explosive (trade name Ballistite) that burns with relatively little smoke; contains pyrocellulose and is used as a propellant

WordNet Lexical Database for English. Princeton University. 2010.

Smokeless Powder

noun

any one of a number of explosives that burn with relatively little smoke. They consist mainly of nitrocellulose and are used as propellants

a propellant or explosive that consists mainly of nitrocellulose and makes little or no smoke when it is fired

n.

A relatively smoke-free propellant charge composed mainly of nitrocellulose, used in projectiles and small artillery rockets.