incompatible

adj

1. Of two or more 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.”

   “"You did not visit High Barn?" "Oh no." "But there was no particular reason why you should not?" "Why do you ask me that?" she demanded quickly, and in a tone that was quite incompatible with the simple inquiry.”

   “After the story was published, Hunter stated that the temple's executive committee informed him that such statements were incompatible with being a rabbi.”

2. Incapable of being together without mutual reaction or decomposition, as certain medicines.

noun

1. (in-plural)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”

2. 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.”