Definition of Cross section

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

Specialized synonyms: Profile
Generic synonyms: Plane Section, Section
Derivative terms: Cross-sectional

2. Noun. A sample meant to be representative of a whole population.
Generic synonyms: Sample
Category relationships: Statistics
Derivative terms: Cross-sectional

3. Noun. (physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns.
Generic synonyms: Chance, Probability
Category relationships: Atomic Physics, Nuclear Physics, Nucleonics

Definition of Cross section

1. Noun. A section formed by a plane cutting through an object, usually at right angles to an axis. ¹

2. Noun. (statistics) A sample meant to be representative of a whole population. ¹

3. Noun. (physics) The probability that a particular nuclear reaction will take place. ¹

¹ Source:

Cross Section Pictures

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Lexicographical Neighbors of Cross Section

cross one's heart
cross oneself
cross out
cross over
cross paths
cross pattée
cross peen hammer
cross product
cross products
cross purpose
cross purposes
cross question
cross reaction
cross sea
cross seas
cross section (current term)
cross sections
cross someone's palm
cross someone's palm with silver
cross someone's path
cross street
cross swords
cross tab
cross tabs
cross tabulation
cross tabulations
cross talk
cross that bridge when one comes to it
cross that bridge when one gets there
cross that bridge when one gets to it

Literary usage of Cross section

Below you will find example usage of this term as found in modern and/or classical literature:

1. The American Naturalist by American Society of Naturalists, Essex Institute (1908)
"cross section of leaf of same. 21. cross section of leaf of young seedling of same. 22. Same after two years growth in damp greenhouse. 23. ..."

2. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1888)
"When a strut or column i> used as in framework to resist compression, it is usually so long in comparison with its cross section that it will bend and yield ..."

3. The Principles and Practice of Surveying by Charles Blaney Breed, George Leonard Hosmer (1908)
"Variation of Velocity in a Given Cross-Section. — The variation of velocity in the cross-section of a stream flowing in an open channel follows in general ..."

4. Hydraulics by Horace Williams King, Chester Owen Wisler (1922)
"116, it is necessary to divide the cross-section into two portions and compute the ... Cross-section of Greatest Efficiency. — The most efficient channel ..."

5. Botanical Gazette by University of Chicago, JSTOR (Organization) (1906)
"Two-celled stage, longitudinal section showing the slender upper tongue cell, and a larger lower cell; 20, cross section of the apex showing the tongue cell ..."

6. Journal of the New York Entomological Society by New York Entomological Society (1900)
"Section of wing-bud in cross section of larva cut in a different plane than the one ... cross section of prepupal wing under very high power. Fig. 26. ..."

7. Mathematical and Physical Papers: Collected from Different Scientific by Baron William Thomson Kelvin, Sir Joseph Larmor, James Prescott Joule (1890)
"The subject of these §§ 32 and 33 is the mechanical representation of an electric current flowing through a conductor of whatever shape of cross-section, ..."

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