(mathematics) (d²ʸ)/(dx²)-xy=0,,!, the simplest second-order linear differential equation with a turning point (a point where the character of the solutions changes from oscillatory to exponential).

The official name of Equatorial Guinea.

(physics) The state in which a solid or liquid body has relaxed into the shape that it would have if it were a calm (equilibrium) liquid. Mathematically, this means a sphere if it is not distorted by another body and is not rotating, but an oblate or scalene ellipsoid if rotating moderately, and piriform if rotating beyond the ellipsoidal limit. When in contact with another object, such as oil drops on or in water, other shapes occur.

(genetics) The concept that all cells in an organism contain identical genes.

(chemistry) The state of a reversible reaction in which the rates of the forward and reverse reactions are the same

plural of eq Abbreviation of equations

Any medical equipment used in the home to improve quality of life, such as iron lungs, oxygen tents, nebulizers, catheters, wheelchairs, etc.

The difference between an observed value and a standard value assumed as true.

Equality and equal acceptance (particularly legal acceptance, but also social acceptance) of same-sex in addition to heterosexual marriages.

(telecommunications) A number denoting the electrical load of a telephone ringer circuit on a particular line.