Definitions for: Parallel

[n] something having the property of being analogous to something else
[n] an imaginary line around the Earth parallel to the equator
[adj] being everywhere equidistant and not intersecting; "parallel lines never converge"; "concentric circles are parallel"; "dancers in two parallel rows"
[adj] (computer science) of or relating to the simultaneous performance of multiple operations; "parallel processing"
[v] make or place parallel to something; "They paralleled the ditch to the highway."
[v] be parallel to; "Their roles are paralleled by ours"
[v] duplicate or match; "The polished surface twinned his face and chest in reverse"

Webster (1913) Definition: Par"al*lel, n. (Elec.)
That arrangement of an electrical system in which all
positive poles, electrodes, terminals, etc., are joined to
one conductor, and all negative poles, etc., to another
conductor; -- called also multiple. Opposed to series.

Note: Parts of a system so arranged are said to be in
parallel or in multiple.

Par"al*lel, a. [F. parall[`e]le, L. parallelus, fr.
Gr. ?; ? beside + ? of one another, fr. ? other, akin to L.
alius. See Allien.]
1. (Geom.) Extended in the same direction, and in all parts
equally distant; as, parallel lines; parallel planes.

Revolutions . . . parallel to the equinoctial.

Note: Curved lines or curved planes are said to be parallel
when they are in all parts equally distant.

2. Having the same direction or tendency; running side by
side; being in accordance (with); tending to the same
result; -- used with to and with.

When honor runs parallel with the laws of God and
our country, it can not be too much cherished.

3. Continuing a resemblance through many particulars;
applicable in all essential parts; like; similar; as, a
parallel case; a parallel passage. --Addison.

Parallel bar.
(a) (Steam Eng.) A rod in a parallel motion which is
parallel with the working beam.
(b) One of a pair of bars raised about five feet above the
floor or ground, and parallel to each other, -- used
for gymnastic exercises.

Parallel circles of a sphere, those circles of the sphere
whose planes are parallel to each other.

Parallel columns, or Parallels (Printing), two or more
passages of reading matter printed side by side, for the
purpose of emphasizing the similarity or discrepancy
between them.

Parallel forces (Mech.), forces which act in directions
parallel to each other.

Parallel motion.
(a) (Mach.) A jointed system of links, rods, or bars, by
which the motion of a reciprocating piece, as a piston
rod, may be guided, either approximately or exactly in
a straight line. --Rankine.
(b) (Mus.) The ascending or descending of two or more
parts at fixed intervals, as thirds or sixths.

Parallel rod (Locomotive Eng.), a metal rod that connects
the crank pins of two or more driving wheels; -- called
also couping rod, in distinction from the connecting
rod. See Illust. of Locomotive, in App. -- {Parallel
ruler}, an instrument for drawing parallel lines, so
constructed as to have the successive positions of the
ruling edge parallel to each other; also, one consisting
of two movable parts, the opposite edges of which are
always parallel.

Parallel sailing (Naut.), sailing on a parallel of

Parallel sphere (Astron. & Geog.), that position of the
sphere in which the circles of daily motion are parallel
to the horizon, as to an observer at either pole.

Parallel vise, a vise having jaws so guided as to remain
parallel in all positions.

Par"al*lel, n.
1. A line which, throughout its whole extent, is equidistant
from another line; a parallel line, a parallel plane, etc.

Who made the spider parallels design, Sure as De
Moivre, without rule or line ? --Pope.

2. Direction conformable to that of another line,

Lines that from their parallel decline. --Garth.

3. Conformity continued through many particulars or in all
essential points; resemblance; similarity.

Twixt earthly females and the moon All parallels
exactly run. --Swift.

4. A comparison made; elaborate tracing of similarity; as,
Johnson's parallel between Dryden and Pope.

5. Anything equal to, or resembling, another in all essential
particulars; a counterpart.

None but thyself can be thy parallel. --Pope.

6. (Geog.) One of the imaginary circles on the surface of the
earth, parallel to the equator, marking the latitude;
also, the corresponding line on a globe or map.

7. (Mil.) One of a series of long trenches constructed before
a besieged fortress, by the besieging force, as a cover
for troops supporting the attacking batteries. They are
roughly parallel to the line of outer defenses of the

8. (Print.) A character consisting of two parallel vertical
lines (thus, ||) used in the text to direct attention to a
similarly marked note in the margin or at the foot of a

Limiting parallels. See under Limit, v. t.

Parallel of altitude (Astron.), one of the small circles of
the sphere, parallel to the horizon; an almucantar.

Parallel of declination (Astron.), one of the small circles
of the sphere, parallel to the equator.

Parallel of latitude.
(a) (Geog.) See def. 6. above.
(b) (Astron.) One of the small circles of the sphere,
parallel to the ecliptic.

Par"al*lel, v. t. [imp. & p. p. Paralleled; p. pr.
& vb. n. Paralleling.]
1. To place or set so as to be parallel; to place so as to be
parallel to, or to conform in direction with, something

The needle . . . doth parallel and place itself upon
the true meridian. --Sir T.

2. Fig.: To make to conform to something else in character,
motive, aim, or the like.

His life is paralleled Even with the stroke and line
of his great justice. --Shak.

3. To equal; to match; to correspond to. --Shak.

4. To produce or adduce as a parallel. [R.] --Locke.

My young remembrance can not parallel A fellow to
it. --Shak.

Par"al*lel, v. i.
To be parallel; to correspond; to be like. [Obs.] --Bacon.

Synonyms: analog, analogue, antiparallel, collateral, collimate, duplicate, in parallel(p), latitude, line of latitude, nonconvergent, nonintersecting, parallel of latitude, synchronal, synchronic, synchronous, twin

Antonyms: oblique, perpendicular

See Also: agree, alter, change, check, comparable, correspond, fit, gibe, horse latitude, jibe, line, match, polar circle, similarity, symmetric, symmetrical, tally, tropic

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