paraxial

[ par-ak-see-uh l ]
/ pærˈæk si əl /

adjective Optics.

making a small angle with and lying close to the axis of an optical system: paraxial ray.

Origin of paraxial

First recorded in 1860–65; par- + axial

Words nearby paraxial

paraventricular nucleus, paravertebral, paravertebral ganglion, paravidya, parawing, paraxial, paraxon, parazoan, paraíba, parañaque, parboil

British Dictionary definitions for paraxial

paraxial
/ (pæˈræksɪəl) /

adjective

physics (of a light ray) parallel to the axis of an optical system

Medical definitions for paraxial

paraxial
[ pă-răk′sē-əl ]

adj.

Located alongside of the axis of a body or part.