CROSS SECTION • FREE TRANSLATOR.ORG • Definition of Cross section

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/krɔs sˈɛkʃən/ Listen

Cross section

noun

A section created by a plane cutting a solid perpendicular to its longest axis.

A sample meant to be representative of a whole population.

(physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns.

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"Cross section" Quotes from Famous Books

... driving wheel is cast iron and has spokes of the old rib pattern, which is a T in cross section, and was used previous to the adoption of the hollow spoke wheel. In the mid-1830's Baldwin and others used this rib-pattern style of wheel, except that the rib faced inside. The present driving-wheel centers ...

— The 'Pioneer': Light Passenger Locomotive of 1851 • John H. White

... ground at road fork 552 near D. Wirt visible to a patrol on Hill 712? If not what is the obstructing point? Turn in profile, using cross section paper. ...

— Military Instructors Manual • James P. Cole and Oliver Schoonmaker

... represents a cross section of the tooth, its appearance and shape will then depend on the portion of the tooth that it represents. From year to year, there is a gradual shortening in the lateral diameter, and an apparent increase in the diameter from before to behind. These ...

— Common Diseases of Farm Animals • R. A. Craig, D. V. M.

... consisted essentially of two recording devices—an ordinary phonograph, and a recorder of the Hensen type writing on a rotary glass disc (see Fig. 5, Plate X.). Of the phonograph nothing need be said. The Hensen recorder, seen in cross section in Fig. 3, was of the simplest type. A diaphragm box of the sort formerly used in the phonograph was modified for the purpose. The diaphragm was of glass, thin rubber, or goldbeater's skin. The stylus was attached perpendicularly to the surface of the diaphragm at its center. ...

— Harvard Psychological Studies, Volume 1 • Various

... are contrasted. Will you oblige me by looking with a strong lens at the bit of comb, brushing off with a knife the upper thickened edges, and then compare, by eye alone, the thickness of the walls there with the thickness of the basal plates, as seen in any cross section. I should very much like to hear whether, even in this way, the difference is not perceptible. It is generally thus perceptible by comparing the thickness of the walls of the hexagon (if not taken very close to the angle) near to the basal plates, where the comparison by ...

— More Letters of Charles Darwin - Volume I (of II) • Charles Darwin

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