n (countable) Traditionally the first of the four seasons of the year in temperate regions, in which plants spring from the ground and trees come into blossom, following winter and preceding summer.
n (countable)meteorology | Meteorologically, the months of March, April and May in the northern hemisphere (or September, October and November in the southern).
n (countable) The astronomically delineated period from the moment of vernal equinox, approximately March 21 in the northern hemisphere to the moment of the summer solstice, approximately June 21. (See (pedialite|Spring (season)) for other variations.)
n (countable)spring tide | Spring tide; a tide of greater-than-average range, that is, around the first or third quarter of a lunar month, or around the times of the new or full moon.
n (countable) A place where water emerges from the ground.
n (uncountable) The property of a body of springing to its original form after being compressed, stretched, etc.