資料來源 : pyDict
小反對關系的小反對命題
資料來源 : Webster's Revised Unabridged Dictionary (1913)
Subcontrary \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.
Subcontrary \Sub*con"tra*ry\, n.; pl. {Subcontraries}. (Logic)
A subcontrary proposition; a proposition inferior or contrary
in a lower degree.