1. (trademark) a microscopic and traceable identification particle used to trace explosives or other hazardous materials or to prevent counterfeiting

Type of: identification particle

• alleviate
• alleviated
• alleviation
• alleviative
• alleviator
• alleviatory
• alley
• alley cat
• alleyway
• allgood
• Allhallows
• Allhallows Eve
• Allhallowtide
• allheal
• Alliaceae
• alliaceous
• alliaceous plant
• alliance
• Alliaria
• Alliaria officinalis
• allice
• allice shad
• allied
• Allied Command Atlantic
• Allied Command Europe