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cross section

also cross-sec·tion (krôs′sĕk′shən, krŏs′-)
a. A section formed by a plane cutting through an object, usually at right angles to an axis.
b. A piece so cut or a graphic representation of such a piece.
2. Physics A quantity, measured in units of barns, used to express the probability of an encounter between particles over a given area in a collision. Also called collision cross section.
3. Statistics A sample meant to be representative of a whole population.
4. Informal A variety; a diversity.

cross′-sec′tion·al adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.cross-sectional - of or relating to a cross section; "a cross-sectional slice"
2.cross-sectional - representing a plane made by cutting across something at right angles to its length; "cross-section views of the neck"
crosswise - lying or extending across the length of a thing or in a cross direction; "a crosswise street"; "the crosswise dimension"
References in periodicals archive ?
The chart shows the relationship between current, conductor temperature rise and conductor cross-sectional area.
They explain models for cross-sectional data (including parametric regression models and semiparameter models), univariate U-statistics (including associated models and inference for U-statistics), models for clustered data (including parametric models, distribution-free models and solutions for missing data), multivariate U-statistics (including cross-sectional study designs) and functional response models (including model estimation).
Cross-sectional scanning delivers a digital definition of a physical object by generating an ultra-dense 3D point cloud.
Fruit and vegetable intakes and bone mineral status: a cross-sectional study in 5 age and sex cohorts.
Preadolescents and adolescents who are enrolled in Medicaid and seek reproductive health services have an elevated likelihood of being abused or engaging in criminal behavior, both before and after their reproductive health visits, according to a recent cross-sectional analysis of Alaskan public health databases.
By working with, rather than against, pre-existing urban conditions and conservation restrictions, the architects have succeeded in creating a new type in its own right: a strong urban form, with a dense cross-sectional organisation.
Previously, scientists had either looked at the surface of a fossil embryo that had been extracted from rock or sliced through the specimen to get a cross-sectional view, says Philip C.
While most aluminum casters agree that an unpressurized runner system is preferable, they typically only look at the relationship of cross-sectional areas between the sprue choke, the runner and the ingate.
Elementary school students who suffer from psychosocial distress are more likely to be involved in bullying, and those with academic problems are more likely to be victims or bully-victims, according to a cross-sectional study of 3,530 children, wrote Gwen M.
She presented a cross-sectional study of 36 community-dwelling nondemented older adults--mean age 70 years--half of whom had the apo E4 allele.