alder
noun · Level 2 SAT
1Any shrub or small tree of the genus Alumnus, of the oak family
A row of alder trees lined the riverbank, their roots helping to prevent erosion.
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noun · Level 2 SAT
1Any shrub or small tree of the genus Alumnus, of the oak family
A row of alder trees lined the riverbank, their roots helping to prevent erosion.