Source : WordNet®

parallel
     v 1: be parallel to; "Their roles are paralleled by ours"
     2: make or place parallel to something; "They paralleled the
        ditch to the highway" [syn: {collimate}]
     3: duplicate or match; "The polished surface twinned his face
        and chest in reverse" [syn: {twin}, {duplicate}]
     [also: {parallelling}, {parallelled}]

parallel
     n 1: something having the property of being analogous to
          something else [syn: {analogue}, {analog}]
     2: an imaginary line around the Earth parallel to the equator
        [syn: {latitude}, {line of latitude}, {parallel of
        latitude}]
     [also: {parallelling}, {parallelled}]

parallel
     adj 1: being everywhere equidistant and not intersecting; "parallel
            lines never converge"; "concentric circles are
            parallel"; "dancers in two parallel rows" [ant: {perpendicular},
             {oblique}]
     2: of or relating to the simultaneous performance of multiple
        operations; "parallel processing"
     [also: {parallelling}, {parallelled}]

parallelling
     See {parallel}