Etymology: after J. J. Planer died 1789 German botanist
: a small-leaved No. American tree (Planera aquatica) bearing wingless fruit — called also hornbeam, water elm
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/play"neuhr/
a small tree, Planera aquatica, of the elm family, growing in moist ground in the southern U.S., bearing a small, ovoid, nutlike fruit and yielding a compact light-brown wood. Also called water elm.
[1800-10, Amer.; named after I. J. Planer, 18th-century German botanist]
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planer tree,
a small tree of the elm family, of the southeastern United States, producing a small, nutlike fruit and having a hard, light-brown wood.
╂[< New Latin Planera the genus name < Johann J. Planer, 1743-1789, German botanist]
Useful english dictionary. 2012.