chain

¹

[cheyn]

noun

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. Often chains. 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.

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.

verb (used with object)

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 (a chain stitch or series of chain stitches), as in crocheting.

verb (used without object)

1. to form or make a chain.

Chain

²

[cheyn]

noun

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

chain

¹

/ tʃeɪn /

noun

1. a flexible length of metal links, used for confining, connecting, pulling, etc, or in jewellery

2. (usually plural) anything that confines, fetters, or restrains

   the chains of poverty

3. Also called: snow chains. (usually plural) a 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 called: Gunter's chain. a unit of length equal to 22 yards

9. Also called: engineer'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 also open chain ring 1

11. geography a series of natural features, esp approximately parallel mountain ranges

12. informal,  free from responsibility

13. informal,  to tease, mislead, or harass someone

verb

1. surveying to measure with a chain or tape

2. to confine, tie, or make fast with or as if with a chain

3. to sew using chain stitch

Chain

²

/ tʃeɪn /

noun

1. Sir Ernst 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

¹

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 a straight chain, each of the constituent atoms is attached to other single atoms, not to groups of atoms.

3. ◆ In a branched chain, side groups are attached to the chain.

4. ◆ In a closed chain, the atoms are arranged in the shape of a ring.

Chain

²

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.

Other Word Forms

• chainless adjective
• chainlike adjective
• interchain verb (used with object)
• unchained adjective

Word History and Origins

Origin of chain¹

First recorded in 1250–1300; Middle English chayne, from Old French chaeine, from Latin catēna “fetter”; catena

Word History and Origins

Origin of chain¹

C13: from Old French chaine, ultimately from Latin; see _catena

Idioms and Phrases

Idioms

1. drag the chain, to lag behind or shirk one's fair share of work.

2. in the chains, standing outboard on the channels or in some similar place to heave the lead to take soundings.

More idioms and phrases containing chain

• ball and chain
• pull someone's chain

Example Sentences

Beijing also announced similar restrictions on the export of lithium batteries and some forms of graphite, which are essential to the global tech supply chain.

Read more on BBC

The ubiquity and proximity of CVS and Walgreens stores across the country make chain pharmacies convenient for many Americans — and the companies say they are evolving to both integrate and complement digital pharmacy tools.

Read more on MarketWatch

"China's announcement is nothing more than a global supply chain power grab," he said.

Read more on Barron's

The actions “highlight the need for Western magnet makers and end-users to prioritize supply security and ex-China supply chains,” wrote Winder.

Read more on Barron's

China’s decision to increase curbs on rare-earth metal exports is viewed by U.S. officials as an attempt to control global supply chains.

Read more on Barron's

Related Words

• attach 
• confine 
• enslave 
• handcuff 
• shackle 
• tether 
• tie up