A polio vaccine that is taken by mouth, and contains the three serotypes of polio in a weakened live state.

plural of vacation day

A vacuole in which phagocytized food is digested.

(physics) An instrument that is used to measure very low pressures of gases.

(medicine) A method of inducing abortion, during the first trimester of pregnancy, in which the embryo and placenta are drawn off through a narrow tube.

A contraception device consisting of a flexible ring held in the vagina which provides a controlled release of drugs.

Abbreviation of situations vacant: advertisements for job vacancies

plural of vagina dentata

A Bible program for children, hosted by many Christian churches in the summer.

(Australia, education, informal) In secondary and tertiary education, a period of non-teaching prior to examinations.