scintillation
- n (physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle
- n a rapid change in brightness; a brief spark or flash
- n a brilliant display of wit
- n the quality of shining with a bright reflected light
- n the twinkling of the stars caused when changes in the density of the earth's atmosphere produce uneven refraction of starlight
- Since the thyroid is the key organ in metabolism, and since radioactive iodine-131 makes a beeline for the thyroid, a simple check with a scintillation counter held against the .
- Channel II came from a scintillation counter sensitive to radiation from one direction.
- An hour later she lay on a cot with her head between two scintillation counters to which scanning mechanisms were attached.