English version

Geiger counter

From Longman Dictionary of Contemporary English
Related topics: Measurement
Geiger counterGei‧ger count‧er /ˈɡaɪɡə ˌkaʊntə $ -ɡər ˌkaʊntər/ noun [countable]  TMan instrument that finds and measures radioactivity
Examples from the Corpus
Geiger counterSea-anglers dot the foreshore, their rods like the jittery feelers of crayfish or the dials of a Geiger counter.Just before each Geiger counter click we see a flash of light from the illuminated electron.There are various ways of monitoring radiation, the best known being the Geiger counter.The Geiger counter may not have been properly calibrated.
Pictures of the day
Do you know what each of these is called?
Click on the pictures to check.