de·cid·u·ous
(di-sij-əs)
(di-sij-əs)adj.
1. Shedding or losing foliage at the end of the growing season:deciduous trees.
2. Falling off or shed at a specific season or stage of growth:deciduous antlers; deciduous leaves.
3. Of or relating to the primary teeth.
[FromLatindeciduus, fromdecidere, to fall off : de-, de- + cadere, to fall; see kad- in the Appendix of Indo-European roots.]
de·cidu·ous·lyadv.
de·cidu·ous·nessn.
deciduoustop: with foliage in summer
bottom: without foliage in winter
deciduous