incompatible
Definitions
adj
Of two things: that cannot coexist; not congruous because of differences; unable to function together due to dissimilarities.
My phone is incompatible with the latest version of this app.
Courts of equity are in many instances so nice and intricate, that they are incompatible with the genius of trials by jury.
Incapable of being together without mutual reaction or decomposition, as certain medicines.
noun
An incompatible substance; one of a group of things that cannot be placed or used together because of a change of chemical composition or opposing medicinal qualities.
the incompatibles of iron
A consequent of a contrary.
Incompatibles are consequents of contraries. For example, sleeping and waking are contraries, and snoring is associated with sleepers. So snoring and waking are incompatibles.