(usually preceded by the) What it means to be human; the experiences, characteristics, and limitations of life shared by all humans, as opposed to other lifeforms.

(euphemistic, archaic) Pregnancy

The environment in which one works, as influenced by factors such as cleanliness, lighting, equipment, paid overtime, uniforms, access to amenities, etc.

The conditions in which someone lives, seen in terms of their sanitary value, social status etc.

(economics) A terminal condition on a costate variable in a, usually infinite, time optimization problem.

(nautical) In ballast.

plural of conditioned response

plural of conditioned reflex

(psychology) classical conditioning

(numerical analysis) Having a high condition number. / Having a poor condition.