adjective
Kissing; hence, touching or meeting; clinging.
(zoology) Adhering closely; applied to certain creeping animals, such as caterpillars.
(biology) Intermediate between two genera, groups, families, etc., and having some of the characteristics of each; interosculant.
(Bantu linguistics) Intermediate between multiple potentially reconstructible protoforms, but having a mismatch in semantics or morphology that cannot be explained through regular patterns of change.
(geometry) Tangent, touching at a single point.
noun
(geometry) The point at which two tangent curves touch.
(algebra) The condition that the solution to a set of simultaneous quantics, is also the solution of the corresponding set of tangential quantics.
noun
(mathematics) a form of tacinvariant of hypersurfaces that have a point in common