1) an act of going or coming up (ascent)

2) a length of twisted, bent or coiled metal which returns to its shape or position after being pulled, pushed or pressed; (a place where there is) water coming up from the ground; the season between winter and summer when many plants and flowers begin to grow (spring)

3) a part of a plant coming up from the roots; part of a leaf, flower or fruit that joins it to the main stalk or twig; a long, thin part like a stem, e.g. of a wineglass (stem)