1. A stream of atomic or subatomic particles that may be charged positively (e.g. alpha particles) or negatively (e.g. beta particles) or not at all (e.g. neutrons)
   - particulate radiation

Type of: radiation, radioactivity

• metal money
• metal plating
• metal saw
• metal screw
• metal wood
• metal-colored
• metal-coloured
• metal-cutting
• metal-looking
• metalanguage
• metaldehyde
• metalepsis
• grazing
• grazing fire
• grazing land
• grease
• grease monkey
• grease one's palms
• grease-gun
• greaseball
• greased
• greasepaint
• greaseproof
• greaseproof paper
• greaser