loca

loca

[loh-kuh]
noun
a plural of locus.
Dictionary.com Unabridged

locus

[loh-kuhs]
noun, plural loci [loh-sahy, -kee, -kahy] , loca [loh-kuh] .
1.
a place; locality.
2.
a center or source, as of activities or power: locus of control.
3.
Mathematics. the set of all points, lines, or surfaces that satisfy a given requirement.
4.
Genetics. the chromosomal position of a gene as determined by its linear order relative to the other genes on that chromosome.

Origin:
1525–35; < Latin; OL stlocus a place

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World English Dictionary
locus (ˈləʊkəs)
 
n , pl loci
1.  (in many legal phrases) a place or area, esp the place where something occurred
2.  maths a set of points whose location satisfies or is determined by one or more specified conditions: the locus of points equidistant from a given point is a circle
3.  genetics the position of a particular gene on a chromosome
 
[C18: Latin]

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Etymonline
Word Origin & History

locus
(pl. loci), 1715, "locality," from L. locus "place," from O.Latin stlocus, lit. "where something is placed," from PIE base *st(h)el- "to cause to stand, to place." Used by L. writers for Gk. topos.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

locus lo·cus (lō'kəs)
n. pl. lo·ci (-sī', -kē, -kī')

  1. A place; site.

  2. The position that a given gene occupies on a chromosome.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
locus   (lō'kəs)  Pronunciation Key 
Plural loci (lō'sī', -kē, -kī')
  1. The set or configuration of all points whose coordinates satisfy a single equation or one or more algebraic conditions.

  2. The position that a given gene occupies on a chromosome.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

locus definition


plur. loci (loh-seye, loh-keye)

In geometry, the set of all points (and only those points) that satisfy certain conditions; these points form a curve or figure. For example, the locus of all points in space one foot from a given point is a sphere having a radius of one foot and having its center at the given point. The locus of all points in a plane one foot from a given point is a circle having a radius of one foot and having its center at the given point.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage
Abbreviations & Acronyms
LOCA
low osmolar contrast agent
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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