Ruth·er·ford (r    r-frd), Daniel 1749-1819. British chemist and physician who is credited with the discovery of nitrogen. |
| Rutherford, Ernest. First Baron Rutherford of Nelson. 1871-1937. New Zealand-born British physicist who classified radiation into alpha, beta, and gamma types and discovered the atomic nucleus. He won the 1908 Nobel Prize in chemistry. |
| ruth·er·ford (rr-frd) n. Abbr. rd A unit expressing the rate of decay of radioactive material, equal to one million disintegrations per second. [After Ernest Rutherford.] |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | rutherford - a unit strength of a radioactive source equal to one million disintegrations per second radioactivity unit - a measure of radioactivity |
| 2. | Rutherford - British chemist who isolated nitrogen (1749-1819) | |
| 3. |  Rutherford - British physicist (born in New Zealand) who discovered the atomic nucleus and proposed a nuclear model of the atom (1871-1937) |
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