deciduous
C2Pronunciation
UK
- /dɪsˈɪdjuːəs/
US
- /ˌdɪˈsɪdʒuəs/
Description
- drops leaves yearly
- loses leaves seasonally
- opposite of evergreen
Imagine walking through a forest in autumn—vibrant reds, oranges, and yellows swirling around your feet. That's the magic of deciduous trees! "Deciduous" describes plants (mostly trees and shrubs) that lose their leaves each year, often in the fall (or during a dry season). It comes from a Latin word meaning "falling off." Think of it as nature's way of preparing for winter—shedding what isn't needed to save energy. Not all trees are deciduous; evergreens like pines keep their leaves year-round. But if a tree drops its leaves, you know it's deciduous!
The word "deciduous" refers to plants that shed their leaves annually—meaning every year. It's most commonly used to describe trees and shrubs, but it can also apply to other plant parts like petals or fruit, or even biological structures like "deciduous teeth" (baby teeth) that eventually fall out. The shedding is a natural adaptation that helps conserve energy and water during harsh conditions, typically cold winters or dry seasons.
Think of oak, maple, birch, and beech trees—these are all classic deciduous species. They burst into vibrant color in the fall before dropping their leaves and entering a period of dormancy until spring. This contrasts with evergreen trees, like firs and spruces, which retain their foliage throughout the year.
While most often used in botany, "deciduous" can also be used metaphorically to describe something temporary or fleeting—here for a while, then gone. However, its primary context remains firmly rooted in the natural world. So, next time you see a colorful autumn forest, remember that those trees are deciduous—gracefully letting go of the old to prepare for the beauty of new growth.
Examples
- 1
Street trees
We planted deciduous trees along the street so the houses would get more sun in winter.
- 2
Autumn woods
In autumn, the deciduous woods turn gold, while the evergreens stay dark green.
- 3
Baby teeth
The dentist explained that the loose tooth was deciduous and would soon be replaced by an adult tooth.
Domain
in dentistry, deciduous can mean baby teeth
Forms and spellings
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Main spelling
- deciduousadjective