plural of vital spark

(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.

(humorous, euphemistic) the dead; those who have died

(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