(immunology) A substance given to stimulate the body's production of antibodies and provide immunity against a disease without causing the disease itself in the treatment, prepared from the agent that causes the disease (or a related, also effective, but safer disease), or a synthetic substitute.

(cytology) A large membrane-bound vesicle in a cell's cytoplasm. / A small empty or air-filled space or vacuity.

A small scar left on the skin by vaccination.

Inoculation with a vaccine, in order to protect from a particular disease or strain of disease.

Treat with a vaccine to produce immunity against a disease.

Someone who is on vacation.

(US) Someone who is on vacation

Synonym of thermos / (chemistry) A Dewar vessel, a scientific instrument used to store liquified gases.

vacation.

(law) An announcement in court that something is cancelled or set aside; an annulment.