Chain
8 definitions

Chain

This term denotes a plurality of atoms which connect specified groups or atoms. The atoms of the chain must be nonionically attached to each other and to the specified groups or atoms. If the chain may not include any ring members it will be designated as acyclic. When the chain may include ring members the title will state that the chain may include a ring. The chain ends where it attaches to the specified groups or atoms and does not include any part of them. The chain may have substituents but the substituents are not part of the chain.

Chain

This term denotes a plurality of atoms which connect specified groups or atoms. The atoms of the chain must be nonionically attached to each other and to the specified groups or atoms. If the chain may not include any ring members it will be designated as acyclic. When the chain may include ring members the title will state that the chain may include a ring. The chain ends where it attaches to the specified groups or atoms and does not include any part of them. The chain may have substituents but the substituents are not part of the chain.

Chain

The unit of length prescribed by law for the survey of the public lands of the United States. The chain is equivalent to 66 feet or 4 rods, poles or perches. 10 square chains equals one acre.

Chain

A unit of linear measurement equal to 66 feet, often used in describing the length of fireline built or yet to be built.

Chain

Unit of measure in land survey, equal to 66 feet (20 M) (80 chains equal 1 mile). Commonly used to report fire perimeters and other fireline distances, this unit is popular in fire management because of its convenience in calculating acreage (e.g., 10 square chains equal one acre).

Chain

A sequence of terms such that each term depends in some defined way upon the previous term or terms in the series; for example, the chain-relative used in the calculation of index numbers upon the chain-base method.

Chain

A unit of linear measurement equal to 66 feet.

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About this term

Chain has been defined 8 different ways in documents like USPC Consolidated Glossary, USPC Consolidated Glossary, Glossaries of BLM Surveying and Mapping Terms, and 5 more.

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