1. Plural of gamma; the third letter of the Greek alphabet (Γ, γ).
2. Plural of gamma; a unit of magnetic flux density equal to one nanotesla, used in measuring magnetic fields.
Usage: technical; physics
3. Plural of gamma; gamma rays or gamma radiation.
Usage: physics

Examples

• The Greek alphabet includes alphas, betas, and gammas.
• The physicist measured the magnetic field in gammas.
• Gammas are a form of ionizing radiation emitted by radioactive materials.
• The detector is sensitive enough to pick up changes of just a few gammas.
• In statistics, gamma distributions are used to model waiting times.