alder

Plural: alders

Noun

• wood of any of various alder trees; resistant to underwater rot; used for bridges etc
• north temperate shrubs or trees having toothed leaves and conelike fruit; bark is used in tanning and dyeing and the wood is rot-resistant
• Any of several trees or shrubs of the genus Alnus, belonging to the birch family.
• An alderman or alderwoman.
• pl. -S a shrub or small tree

Synonyms

alder tree