The 22nd letter of the modern English alphabet.

The French word for truth or truthfulness, also used in English expressions such as cinéma vérité.

An ancient Iranian deity of victory, courage, and martial power, especially in Zoroastrian tradition.

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 Sanskrit epithet of the Vedic god Indra, meaning the slayer of Vṛtra.

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.