Meaning of New Haven stem

New" Ha'ven stem'

Pronunciation: [key]
— Naut. Naut.
  1. a straight stem for flatbottomed boats in which the ends of the side planking are mitered and covered with a sheet of metal, the stem piece being wholly inside.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.