Bulk"head` (?), n. [See Bulk part of a building.]
A partition in a vessel, to separate apartments on the same deck.
A structure of wood or stone, to resist the pressure of earth or water; a partition wall or structure, as in a mine; the limiting wall along a water front.
Bulked line, a line beyond which a wharf must not project; -- usually, the harbor line.
© Webster 1913.