chain
noun
British biochemist (born in Germany) who isolated and purified penicillin, which had been discovered in 1928 by Sir Alexander Fleming (1906-1979)
verb
Origin
From Middle English cheyne, chaine, from Old French chaine, chaene (“chain”), from Latin catēna (“chain”), from Proto-Indo-European *kat- (“to braid, twist; hut, shed”). Doublet of catena. Displaced native Middle English rakil and rakent (from Old English racente (“chain”)); see rackan.
Phrases
- a chain is only as strong as its weakest link
- academy chain
- air chain
- ascending chain condition
- ball and chain
- ball chain
- belly chain
- beta chain
- chain up
Related words
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.