Diverse in kind or nature; composed of diverse parts. / (mathematics) Incommensurable because of different kinds.

Of or pertaining to creeds, beliefs, or teachings, especially religious ones, that are different from orthodoxy, or the norm, but not sufficiently different to be called heretical.

The quality of being heterodox. / A heterodox belief, creed, or teaching.

(uncountable) Diversity / (countable) A composition of diverse parts. / (uncountable) The quality of a substance which is not uniform.

(chemistry) Catalysis in which the catalyst is present in a separate phase; normally the catalyst is a solid and the reactants are gas or liquid; it proceeds by the reaction of chemisorbed complexes.

(organic chemistry) Any compound formally derived from an allene by replacing one or more carbon atoms of the cumulative bond system by another atom e.g. O=C=O (carbon dioxide) or CH₂=C=O (ketene).

(organic chemistry) having the characteristics of an aromatic compound whilst having at least one non-carbon atom in the ring

(organic chemistry) Any aromatic heterocycle

(chemistry) any heterocyclic compound formally derived from an arene by replacement of one or more methine and/or vinylene groups by trivalent or divalent heteroatoms respectively in such a way as to retain its aromaticity

(chemistry) Any analogue of an alkene in which a doubly bonded carbon atom is replaced by a heteroatom.