Sub*con"tra*ry (?), a.
1.
Contrary in an inferior degree.
2. Geom.
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.
Brande & C.
3. Logic
Denoting the relation of opposition between the particular affirmative and particular negative. Of these both may be true and only one can be false.
© Webster 1913.
Sub*con"tra*ry, n.; pl. Subcontraries (). Logic
A subcontrary proposition; a proposition inferior or contrary in a lower degree.
© Webster 1913.