The round windows in staterooms or cabins on board ships are called port holes. These round windows would be kept closed when the ship is at sea, but could be opened when the ship is at anchor or docked in port.
A round "window" is a porthole or portlight. A square piece of glass is a window.
It's called a porthole
Porthole.
porthole
A round window in the hull (originally any opening in the hull) is called a porthole. A window in the superstructure is a window.
* porthole
hatch port hole
A porthole is the 'window ' in a ship's cabin, usually round and with a very tough sealable window cover.
It's called a "porthole."
A side-light, or side-scuttle
The correct term for an airplane window is a porthole, the same as for a window on the side of a ship.
"Velux sells roof window blinds. If you are wanting regular window blinds, no. However, they don't do custom roof window blinds either. They ship what is in stock."
Behind the masts of the ship on the window sill.
It is located on page 23. Look on the window seal behind the ship's sails.
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