The Collaborative International Dictionary of English v.0.48:
Chambray \Cham"bray\, n. [From Cambrai, France. Cf. Cambric.] A gingham woven in plain colors with linen finish. [Webster 1913 Suppl.]WordNet (r) 3.0 (2006):
chambray n 1: a lightweight fabric woven with white threads across a colored warp