linkage

[ling-kij]
See more synonyms for linkage on Thesaurus.com
noun
  1. the act of linking; state or manner of being linked.
  2. a system of links.
  3. Genetics. an association between two or more genes on a chromosome that tends to cause the characteristics determined by these genes to be inherited as an inseparable unit.
  4. Machinery. an assembly of four or more rods for transmitting motion, usually in the same plane or in parallel planes.
  5. a factor or relationship that connects or ties one thing to another; link: Administration officials sought to establish linkage between grain sales and relaxed immigration laws.
  6. any of various mathematical or drawing devices consisting of a combination of bars or pieces pivoted together so as to turn about one another, usually in parallel planes.
  7. Electricity. flux linkage.

Origin of linkage

First recorded in 1870–75; link1 + -age
Related formsnon·link·age, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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British Dictionary definitions for linkage

linkage

noun
  1. the act of linking or the state of being linked
  2. a system of interconnected levers or rods for transmitting or regulating the motion of a mechanism
  3. electronics the product of the total number of lines of magnetic flux and the number of turns in a coil or circuit through which they pass
  4. genetics the occurrence of two genes close together on the same chromosome so that they are unlikely to be separated during crossing over and tend to be inherited as a single unit
  5. the fact of linking separate but related issues in the course of political negotiations
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for linkage
n.

1874, from link (v.) + -age.

To understand the principle of Peaucellier's link-work, it is convenient to consider previously certain properties of a linkage, (to coin a new and useful word of general application), consisting of an arrangement of six links, obtained in the following manner ... (etc.). ["Recent Discoveries in Mechanical Conservation of Motion," in "Van Nostrand's Eclectic Engineering Magazine," vol. XI, July-December 1874]
Online Etymology Dictionary, © 2010 Douglas Harper

linkage in Medicine

linkage

[lĭngkĭj]
n.
  1. An association between two or more genes such that the traits they control tend to be inherited together.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.