A bank account which employees may make withdrawals from for work-related purposes. / An arrangement whereby an employee is reimbursed for work-related expenses.

A social psychology experiment performed by Stanley Milgram in 1963, measuring people's willingness to obey an authority figure who instructed them to perform acts conflicting with their personal conscience.

An experiment in parapsychology that attempts to gauge telepathic ability by putting a subject into sensory deprivation and afterwards asking him/her to identify an object that was observed by somebody else during that period.

(law) A witness that has expertise in a certain field.

(physics) The cooling of a gas as it undergoes adiabatic expansion

(physics) The fractional change in size of a material as it is heated through one degree

The process of inflating the middle ear by closing the mouth and nostrils, and blowing so as to puff out the cheeks.

(US) Prohibition

A date by which an object either should not be used or loses its value, depending upon the item.

A table of mortality computed from the experience of one or more life insurance companies.