/ ˈsɪkəmɔː(r); NAmE / noun
1.
[ C , U ] ( especially BrE ) a European tree of the maple family, with leaves that have five points and seeds shaped like a pair of wings
2.
[ C ] ( especially NAmE ) an American plane tree
3.
[ U ] the valuable hard wood of the European sycamore
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WORD ORIGIN
Middle English : from Old French sic(h)amor , via Latin from Greek sukomoros , from sukon fig + moron mulberry.