To give life to something; to animate. / To make more vigorous; to invigorate or stimulate.

A single important number derived from public health data or personal measurements.

(obsolete, inorganic chemistry) zinc sulfate

plural of vitality

(slang) Oxygen. / (slang) Orgasms.

Profound ennui or weariness of one's life.

Of or espousing vitalism, the doctrine that life cannot be entirely reduced to physical and chemical factors.

Someone who believes in vitalism, the doctrine that life cannot be entirely reduced to physical and chemical factors.

(biology) Any function of the body that is essential for maintaining life, especially breathing and circulation.

(mathematical analysis) A theorem which states that any real-valued Lebesgue integrable function can be approached arbitrarily closely from below by an upper semicontinuous function and also from above by a lower semicontinuous function.