Artificial intelligent assistant

engrailing

enˈgrailing, vbl. n. Obs.
  [f. as prec. + -ing1.]
  The action of the verb engrail. Also concr. an engrailed edge.

1486 Bk. St. Albans, Her. C vj a, This engraylyng is no propur langage aftir the sight of thys cros, bot rather an endentyng. 1611 Cotgr., Engreslure, an ingrayling, or inuecking; a kind of small indenting..in a coat of Armes. 1753 Hogarth Anal. Beauty x. 61 Those regular engralings (as the heralds express it) which displeased the eye before. 1784 J. Barry Lect. Art iii. (1848) 150 This ridiculous carved work and engrailing.

Oxford English Dictionary

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