| crystal counter | |
| —n | |
| an instrument for detecting and measuring the intensity of high-energy radiation, in which particles collide with a crystal and momentarily increase its conductivity | |
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| a chattering or flighty, light-headed person. |
| a gadget; dingus; thingumbob. |
| crystal counter | |
noun | |
| a counter tube in which an ionizing event increases conductivity |