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Webster 1913 Edition

Adj.

[Cf. F.

danché

dancetté,

dent

tooth.]

(Her.)

Deeply indented; having large teeth; thus, a fess dancetté has only three teeth in the whole width of the escutcheon.

dancetté ‎(not comparable)

(heraldry) Deeply indented; having large teeth.
A fess dancetté has only three teeth in the whole width of the escutcheon.