alpha track


Definition of alpha track

  1. :  designed to measure and record radon levels by creating a graphic record of the alpha particles that are emitted as radon undergoes radioactive decay alpha track detectors Detection of radon in the home can be accomplished with charcoal canisters, ion detectors, and alpha track monitors available from most health departments or extension agents … — Kathryn Hilgenkamp, Environmental Health: Ecological Perspectives, 2005

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Circa 1949

First Known Use of alpha track

circa 1949

Seen and Heard

What made you want to look up alpha track? Please tell us where you read or heard it (including the quote, if possible).


to help become familiar with something

Get Word of the Day daily email!