Half-port
Half´-port`
(~pōrt`)n. | 1. | (Naut.) One half of a shutter made in two parts for closing a porthole. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
n. | 1. | (Naut.) One half of a shutter made in two parts for closing a porthole. |