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

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

(geochemistry, often in the plural) A shift in stable isotope fractionation in biominerals from what is expected from the environmental conditions which is due to biological action.

(medicine) A particular component of a patient's vital signs

(biology) The maximum volume of air that can be discharged from the lungs following maximum inspiration.

vital force (or the application of such a force)

A hypothetical force that is the causative agent for the development of life

(botany, obsolete) The junction between root and stem of a plant. / (anatomy) A small part of the brainstem that controls breathing and especially the gasping reflex.

plural of vital effect

(medicine) A set of measurements of a patient's condition taken regularly to assess the state of bodily functions: CSM, skin signs, lung sounds, temperature, pulse, blood pressure and respiration.