Dove-tail

Beſides this, another fine Starfiſh came to my Hands, […] Its body hath ten corners, and it hath a Star above vvith as many Rays; each of theſe one may compare unto a Sail of the VVindmills that the Children run againſt the VVind vvithal, or to a piece of ſuch Croſſes that are broad before, and narrovv vvhere they meet together; that is to ſay, of the ſhape of a Dove-tail: […]

Source: wiktionary

I ſhall add other tvvo Forms of Lines, […] The firſt of theſe tvvo is termed Patee, or Dove-Tail, from a Form of Art uſed by Joiners, vvho make Joints one into the other by that Name: […]

Source: wiktionary

[T]heſe muſt be joined at Bottom to the Piles by a ſtrong Dove-tail, and the Piles joined vvith Braces; […]

Source: wiktionary

[T]heſe Piles ought to be placed contrary to the Stillings, vvhich ſurround or croſs them every three Feet, and Dove-tail'd into the ſquare Supporters; […]

Source: wiktionary