blade

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blade
A. leaf OE.; spathe of grass XIV.

B. broad flattened part of an implement OE.; thin cutting edge, sword XIV. OE. blæd, pl. bladu = OS. blad, OHG. blat (G. blatt), ON. blnað leaf, etc. :- Gmc. *blaðam, perh. pp. formation (IE. *-tos) on the base *biō- BLOW2. The present form derives from OE. obl. cases.

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