microcurie

American  

[mahy-kruh-kyoor-ee, mahy-kroh-kyoo-ree] / ˈmaɪ krəˌkyʊər i, ˌmaɪ kroʊ kyʊˈri /

noun

Physics, Chemistry.

1. a unit of radioactivity, equal to one millionth of a curie; 3.70 × 10 4 disintegrations per second. μCi, μc

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Etymology

Origin of microcurie

First recorded in 1910–15; micro- + curie

Example Sentences

Nuclear Regulatory Commission of 30 microcurie, which is roughly 50 millisievert per dose, there would be an estimated total increase in cancer risk of 0.2%.

From The Wall Street Journal • Mar. 21, 2011

One clam proved to contain one-tenth of a microcurie of cobalt 60; the other had one-third of a microcurie.

From Time Magazine Archive

He assumed that Lawrence, in his slapdash way with numbers, had mislaid a decimal point and meant a microcurie, a thousand times less.

From "Big Science" by Michael Hiltzik

We also have an A. E. C. license so that we can get at least microcurie amounts of the usual isotopes for radioautographic work.

From On Handling the Data by Mayfield, M. I.