percussion powder
noun
An explosive substance that ignites by percussion, especially a powder used in percussion caps (originally chiefly potassium perchlorate, later mercury fulminate).
Origin
Early 19th century; earliest use found in Thomas Burgeland Johnson (c1778–1840), writer on field sports.
- peripetalous
- peripeteia
- peripety
- peripharyngeal
- peripherad
- peripheral
- peripheral edema
- peripheralisation
- peripheralise
- peripheralism
- peripheralist
- peripherality
- peripheralization
- peripheralize
- peripherally
- peripheral nerve
- peripheral nervous system
- in the middle of
- in the name of
- in the nature of
- in the nature of things
- in the neighbourhood of
- in the nick of time
- in the nip
- in the nude