(hymnody) A hymn metre characterized by a quatrain of iambic tetrameter, usually having rhyme in the second and fourth lines.

(medicine) An instrument that monitors the peak expiratory flow rate of air from a person's bronchi; used to manage asthma.

A machine used to print prepaid labels onto pieces of mail, and to record total postage charges.

A device, located by a parking space, that collects payment in exchange for the right to park a vehicle for a specified time.

(mathematics) A set with a σ-algebra defined on it.

(mathematical analysis) A measurable space which has a positive measure defined on its σ-algebra.

(medicine) The branch of medicine that deals with the effects of space travel on human beings

(mathematical analysis) A function whose codomain is a topological space and domain is a measurable space, with the property that the inverse image of every open set in its codomain is a measurable set in its domain.

To put coins into a parking meter or gas meter.

Alternative spelling of bimetal strip