Related Words

Axial Skeleton: The skull, vertebral column, and rib cage; one of the two components of the skeleton in vertebrates.

Exoskeleton: A hard, jointed, external covering that encloses the muscles and organs of an organism; typical of many arthropods including insects.

Endoskeleton: An internal supporting skeleton with muscles on the outside; in vertebrates, consists of the skull, spinal column, ribs, and appendages.

Hydrostatic Skeleton: Fluid-filled closed chambers that give support and shape to the body in organisms such as jellyfish and earthworms. No to be confused with the water-vascular system of echinoderms.

Paraxial: Rays nearest the optical axis of a lens.

Cytoskeleton: A three-dimensional network of microtubules and filaments that provides internal support for the cells, anchors internal cell structures, and functions in cell movement and division.

Coaxial Cable: A single copper conductor, surrounded with a layer of insulation, covered by a surrounding copper shield and finally, an insulating jacket. A constant-impedance unbalanced transmission line. . . . View Full Definition

Astigmatism(Axial): an electron-optical lens aberration that causes the defocus to be a function of azimuth, and the contrast transfer function to deviate from circular symmetry about the optical axis. As a con . . . View Full Definition

Axial: 1. An atom, bond, or lone pair that is perpendicular to equatorial atoms, bonds, and lone pairs in a trigonal bipyramidal molecular geometry.

Axial Thrust: The force or loads that are applied to the motor shaft in a direction parallel to the axis of the shaft. (Such as from a fan or pump)