Subcontrary
adj, noun
adj, noun ·Rare ·Advanced level
Definitions
Noun
- 1 Either of a pair of propositions at least one of which must be true
Adjective
- 1 Contrary in an inferior degree.; Having, or being in, a contrary order; said of a section of an oblique cone having a circular base made by a plane not parallel to the base, but so inclined to the axis that the section is a circle; applied also to two similar triangles when so placed as to have a common angle at the vertex, the opposite sides not being parallel. not-comparable
"Two planes drawn through the vertex of the cone parallel to the plane of the circular base , and that of a subcontrary section, are called by Chasles the cyclic planes of the cone"
- 2 Contrary in an inferior degree.; Denoting the relation of opposition between the particular affirmative and particular negative. Of these both may be true and only one can be false. not-comparable
Example
More examples"Two planes drawn through the vertex of the cone parallel to the plane of the circular base , and that of a subcontrary section, are called by Chasles the cyclic planes of the cone"
Etymology
From sub- + contrary.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.