ChainAudio Help (chān) Pronunciation Key
German-born British biochemist. He isolated and purified penicillin; for this achievement he shared a 1945 Nobel Prize with Sir Alexander Fleming, who discovered penicillin in 1928.
A connected, flexible series of links, typically of metal, used especially for holding objects together or restraining or for transmitting mechanical power.
Such a set of links, often of precious metal and with pendants attached, worn as an ornament or symbol of office.
Bonds, fetters, or shackles.
Captivity or oppression; bondage: threw off the chains of slavery.
An instrument used in surveying, consisting of 100 linked pieces of iron or steel and measuring 66 feet (20.1 meters). Also called Gunter's chain.
A similar instrument used in engineering, measuring 100 feet (30.5 meters).
Abbr. ch A unit of measurement equal to the length of either of these instruments.
A restraining or confining agent or force.
chains
Bonds, fetters, or shackles.
Captivity or oppression; bondage: threw off the chains of slavery.
An instrument used in surveying, consisting of 100 linked pieces of iron or steel and measuring 66 feet (20.1 meters). Also called Gunter's chain.
A similar instrument used in engineering, measuring 100 feet (30.5 meters).
Abbr. ch A unit of measurement equal to the length of either of these instruments.
A series of closely linked or connected things: a chain of coincidences. See Synonyms at series.
A number of establishments, such as stores, theaters, or hotels, under common ownership or management.
A range of mountains.
Chemistry A group of atoms bonded in a spatial configuration like links in a chain.
An instrument used in surveying, consisting of 100 linked pieces of iron or steel and measuring 66 feet (20.1 meters). Also called Gunter's chain.
A similar instrument used in engineering, measuring 100 feet (30.5 meters).
Abbr. ch A unit of measurement equal to the length of either of these instruments.
tr.v.
chained, chain·ing, chains
To bind or make fast with a chain or chains: chained the dog to a tree.
To restrain or confine as if with chains: workers who were chained to a life of dull routine.
[Middle English chaine, from Old French, from Latin catēna.]
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