Origin: Fr écru, unbleached, raw < OFr escru < es- (L ex-), intens. + cru, raw < L crudus (see crude): in reference to the color of unbleached linen
See ecru in American Heritage Dictionary 4
Origin: French écru, raw, unbleached
Origin: , from Old French escru
Origin: : es-, intensive pref. (from Latin ex-; see ex-)
Origin: + cru, raw (from Latin crūdus; see kreuə- in Indo-European roots).
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