Synonyms for porthole

Synonyms for (noun) porthole

Synonyms: port, porthole, embrasure

Definition: an opening (in a wall or ship or armored vehicle) for firing through

Similar words: opening

Definition: a vacant or unobstructed space that is man-made

Usage: they left a small opening for the cat at the bottom of the door

Synonyms: porthole

Definition: a window in a ship or airplane

Similar words: window

Definition: a framework of wood or metal that contains a glass windowpane and is built into a wall or roof to admit light or air