(hydrography) A datum on which the tides are computed at the given port, obtained by observation. It is the interval between the Moon's passage over the meridian and the time of high water at the port, on the days of new moon and full moon.

Alternative form of Harcourtian

A harbor, airport, or border crossing where goods or immigrants enter a country. / The location or mechanism by which a foreign entity gains entry into the body or self.

plural of Port Harcourtian

A port or other area with relaxed jurisdiction of customs or related national regulations.

(navigation) A port whose tidal predictions are not given directly in tide tables, and must be calculated based on the tidal curve of a standard port.

(navigation) A port whose tidal predictions are given directly in tide tables

(historical, nautical) A hole through the counter of a ship, through which the rudderstock passes.

Alternative form of helm port

A suburban area in the Metropolitan Borough of Sandwell, West Midlands, England (OS grid ref SO9691).