deciduous
Pronunciation: /dɪˈsɪdjʊəs/
adjective
- (of a tree or shrub) shedding its leaves annually: sun-loving deciduous trees like aspenOften contrasted with evergreen
- informal (of a tree or shrub) broadleaved.
- denoting the milk teeth of a mammal, which are shed after a time: this is the period when the deciduous teeth are being shed

Origin:
late 17th century: from Latin deciduus (from decidere 'fall down or off') + -ous