Loca

[loh-kuh] /ˈloʊ kə/

noun
1.
a plural of .
[loh-kuh s] /ˈloʊ kəs/
noun, plural loci
[loh-sahy, -kee, -kahy] /ˈloʊ saɪ, -ki, -kaɪ/ (Show IPA), loca
[loh-kuh] /ˈloʊ kə/ (Show IPA)
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.
/ˈləʊkəs/
noun (pl) loci (ˈləʊsaɪ)
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
n.

(plural loci), 1715, “locality,” from Latin locus “a place, spot, position,” from Old Latin stlocus, literally “where something is placed,” from PIE root *st(h)el- “to cause to stand, to place.” Used by Latin writers for Greek topos. Mathematical sense by 1750.

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

locus
(lō’kəs)
Plural loci (lō’sī’, -kē, -kī’)

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.
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