The generalization that, when a system is in equilibrium, of the two opposed interactions, the endothermic is promoted by raising the temperature and the exothermic by lowering it.

A measure of the effect of a solute upon colligative properties such as osmotic pressure, relative lowering in vapour pressure, elevation of boiling point, and depression of freezing point. It is the ratio between the actual concentration of particles produced when the substance is dissolved, and the concentration of a substance as calculated from its mass.

(thermodynamics) a gas that follows the van der Waals equation, (P+a/(v²))(v-b)=RT

(chemistry) The strain resulting from van der Waals repulsion when two substituents in a molecule approach each other with a distance less than the sum of their van der Waals radii.

(mathematics) In Ramsey theory, a theorem stating that, for any given positive integers r and k, there is some number N such that if the integers {1, 2, ..., N} are colored, each with one of r different colors, then there are at least k integers in arithmetic progression whose elements are of the same color.

An island in the British Virgin Islands.

(humorous) To be tone-deaf.

A very rare neurological disorder of unknown cause, characterized primarily by deafness and paralysis of the muscles of the face, neck, shoulders and limbs.

Canavan disease

cerebrotendineous xanthomatosis