chain

[ cheyn ]

1. a series of objects connected one after the other, usually in the form of a series of metal rings passing through one another, used either for various purposes requiring a flexible tie with high tensile strength, as for hauling, supporting, or confining, or in various ornamental and decorative forms.
2. Oftenchains. something that binds or restrains; bond:

   the chain of timidity; the chains of loyalty.

3. chains,
   1. shackles or fetters:

      to place a prisoner in chains.

   2. bondage; servitude:

      to live one's life in chains.

   3. Nautical.(in a sailing vessel) the area outboard at the foot of the shrouds of a mast: the customary position of the leadsman in taking soundings.
   4. tire chain.
4. a series of things connected or following in succession:

   a chain of events.

   Synonyms:set,train,succession,sequence

5. a range of mountains.
6. a number of similar establishments, as banks, theaters, or hotels, under one ownership or management.
7. Chemistry. two or more atoms of the same element, usually carbon, attached as in a chain. Comparering¹( def 17 ).
8. Surveying, Civil Engineering.
   1. a distance-measuring device consisting of a chain of 100 links of equal length, having a total length either of 66 feet (20 meters) Gunter's chain, or surveyor's chain or of 100 feet (30 meters) engineer's chain.
   2. a unit of length equal to either of these.
   3. a graduated steel tape used for distance measurements. : ch
9. Mathematics.totally ordered set.
10. Football.a chain 10 yards (9 meters) in length for determining whether a first down has been earned.

1. to fasten or secure with a chain:

   to chain a dog to a post.

2. to confine or restrain:

   His work chained him to his desk.

3. Surveying.to measure (a distance on the ground) with a chain or tape.
4. Computers.to link (related items, as records in a file or portions of a program) together, especially so that items can be run in sequence.
5. to make (achain stitch or series of chain stitches), as in crocheting.

1. to form or make a chain.

Chain

[ cheyn ]

1. Sir Ernst Boris[urnst, ernst], 1906–79, English biochemist, born in Germany: Nobel Prize in Medicine 1945.

chain

/ tʃeɪn /

1. a flexible length of metal links, used for confining, connecting, pulling, etc, or in jewellery
2. usually pluralanything that confines, fetters, or restrains

   the chains of poverty

3. Also calledsnow chainsusually plurala set of metal links that fit over the tyre of a motor vehicle to increase traction and reduce skidding on an icy surface
4. 1. a number of establishments such as hotels, shops, etc, having the same owner or management
   2. (as modifier)

      a chain store

5. a series of related or connected facts, events, etc
6. a series of deals in which each depends on a purchaser selling before being able to buy
7. (of reasoning) a sequence of arguments each of which takes the conclusion of the preceding as a premise See (as an example)sorites
8. Also calledGunter's chain a unit of length equal to 22 yards
9. Also calledengineer's chain a unit of length equal to 100 feet
10. chem two or more atoms or groups bonded together so that the configuration of the resulting molecule, ion, or radical resembles a chain See alsoopen chainring 1
11. geography a series of natural features, esp approximately parallel mountain ranges
12. off the chaininformal.
    free from responsibility
13. jerk someone's chain or yank someone's chaininformal.
    to tease, mislead, or harass someone

1. surveying to measure with a chain or tape
2. troften foll byup to confine, tie, or make fast with or as if with a chain
3. to sew using chain stitch

Chain

/ tʃeɪn /

1. ChainSir Ernst Boris19061979MBritishGermanSCIENCE: chemist SirErnst Boris.1906–79, British biochemist, born in Germany: purified and adapted penicillin for clinical use; with Fleming and Florey shared the Nobel prize for physiology or medicine 1945

chain

/ chān /

1. A group of atoms, often of the same element, bound together in a line, branched line, or ring to form a molecule.
2. ◆ In astraight chain, each of the constituent atoms is attached to other single atoms, not to groups of atoms.
3. ◆ In abranched chain, side groups are attached to the chain.
4. ◆ In aclosed chain, the atoms are arranged in the shape of a ring.

Chain

1. German-born British bacteriologist who, with Howard Florey, developed and purified penicillin in 1939. For this work, they shared a 1945 Nobel Prize with Alexander Fleming, who first discovered the antibiotic in 1928.