(databases) A key which is constituted by several fields.

plural of compound butter

Any mixture of butter and supplementary ingredients (such as lemon or garlic), typically used in cooking.

A word formed from combining word forms originating from classical languages Ancient Greek or Latin, such as biology.

Any physical exercise that works several groups of muscles at the same time.

plural of compound exercise

plural of pan-assay interference compound

(chemistry) An amine derivative, containing four radicals, of general formula R₁R₂R₃R₄-N⁺X⁻; the radicals may be the same, different, or part of a ring; X is any univalent anion such as OH⁻.

(chemistry) any compound in which two or more metal atoms are bonded to one another

(chemistry) Any chemical compound in which the number of atoms of each element is not expressible as the ratio of small integers; normally due to missing atoms in a solid state lattice.