noun al·der \ˈl-dər\

: a type of tree or shrub that grows in wet ground in some northern countries

Full Definition of ALDER

:  any of a genus (Alnus) of toothed-leaved trees or shrubs of the birch family that have catkins which become woody, that typically grow in cool moist ground, and that have wood used especially in turnery; also :  its wood

Origin of ALDER

Middle English, from Old English alor; akin to Old High German elira alder, Latin alnus
First Known Use: 14th century

Rhymes with ALDER


biographical name Al·der \ˈäl-dər\

Definition of ALDER

Kurt 1902–1958 Ger. chem.
ALDER Defined for Kids


noun al·der \ˈl-dər\

Definition of ALDER for Kids

:  a tree or shrub related to the birches that has toothed leaves and grows in moist soil
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears