Merriam-Webster Collegiate Dictionary - port

 I. noun  Etymology: Middle English, from Old English & Anglo-French, from Latin ~us — more at ford  Date: before 12th century  1. a place where ships may ride secure from storms ; haven  2.  a. a harbor town or city where ships may take on or discharge cargo  b. air~  3. ~ of entry  II. noun  Etymology: Middle English ~e, from Anglo-French, gate, door, from Latin ~a passage, gate; akin to Latin ~us ~  Date: before 12th century  1. chiefly Scottish gate  2.  a. an opening (as in a valve seat or valve face) for intake or exhaust of a fluid  b. the area of opening in a cylinder face of a passageway for the working fluid in an engine; also such a passageway  c. a small opening in a container or vessel especially for viewing or for the controlled passage of material access ~  3.  a. an opening in a vessel's side (as for admitting light or loading cargo)  b. archaic the cover for a ~hole  4. a hole in an armored vehicle or fortification through which guns may be fired  5. a hardware interface by which a computer is connected to another device (as a printer, a mouse, or another computer); broadly jack 8  III. noun  Etymology: Middle English, from Anglo-French, from ~er to carry, from Latin ~are  Date: 14th century  1. the manner of bearing oneself  2. archaic state 3  3. the position in which a military weapon is carried at the command ~ arms  IV. transitive verb  Etymology: 5~  Date: 1580 to turn or put (a helm) to the left — used chiefly as a command  V. noun  Etymology: probably from 1~ or 2~  Date: circa 1644 the left side of a ship or aircraft looking forward — called also larboard — compare starboard  • ~ adjective  VI. noun  Etymology: O~o, Portugal  Date: 1691 a sweet fortified wine of rich taste and aroma made in Portugal; also a similar wine made elsewhere  VII. transitive verb  Etymology: perhaps from 2~ (hardware interface)  Date: 1984 to translate (software) into a version for another computer or operating system  VIII. abbreviation  1. ~able  2. ~rait PORT  abbreviation ~ugal