Meaning of alder

al•der

Pronunciation: (ôl'dur), [key]
— n.
  1. any shrub or tree belonging to the genus Alnus, of the birch family, growing in moist places in northern temperate or colder regions and having toothed, simple leaves and flowers in catkins.
  2. any of various trees or shrubs resembling an alder.

Al•der

Pronunciation: (äl"dur Ger. äl&primdur), [key]
  1. (kûrt; k&oobreve;rt), 1902–58, German chemist: Nobel prize 1950.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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