The 22nd letter of the modern English alphabet.

A residential institution or home for elderly people, especially in South Asian usage.

In Sanskrit grammar, vṛddhi is the strongest form of vowel gradation, often involving lengthening or diphthongization.

A cow or other bovine animal, especially in Spanish-speaking contexts.

The state of being empty, unoccupied, or available.

Empty or unoccupied; not filled by a person, thing, or thought.

To leave a place that one previously occupied.

A period of time spent away from home or business in travel or recreation.

A Latin and Italian word meaning a female bovine or cow; in English, it chiefly appears in scientific names and historical terms.

A place where cows or cattle are kept, especially a medieval dairy farm or cattle shed.

Relating to vaccines or vaccination.

To administer a vaccine to stimulate immunity against a disease.

The process of administering a vaccine to stimulate immunity against a disease.

A substance used to stimulate the production of antibodies and provide immunity against one or several diseases.

A poxvirus, especially the virus used to produce the smallpox vaccine.

The scientific study of vaccines, vaccination, and the development of immunization strategies.

A type of leather made from cowhide or calfskin.

A cattle ranch or cattle-raising settlement, especially in Louisiana.

A soft cheese traditionally made from cow’s milk, especially Vacherin Mont d’Or from France or Switzerland.

To waver between choices or opinions; to be indecisive.