Part of a computer word that has meaning in itself, often, a byte.

Same as rain-intensity gauge.

Electromagnetic radiation of very short wavelength. lying within the wavelength interval of 0.1 to 1.5 angstroms (between gamma rays and ultraviolet radiation). X-rays penetrate various thicknesses of all solids, and they act on photographic plates in the ...

A recording variometer.

A line drawn through points of equal humidity on given surface.

Same as atmospheric pressure.