1. The part of a foot lathe, or other machine, which is pressed or moved by the foot.

2. <biology> The chalaza of a bird's egg; the tread.

Origin: OE. Tredyl a step, AS. Tredel. See Tread.

(01 Mar 1998)

tre, Treacher Collins' syndrome, treacle, tread < Prev | Next > treadmill, exercise, treadmilling, tread-softly

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