| port-access coronary bypass surgery | heart surgery in which a coronary bypass is performed by the use of small instruments and tiny cameras threaded through small incisions while the heart is stopped and blood is pumped through a heart-lung machine |
| Port Arthur | a battle in the Chino-Japanese War (), Japanese captured the port and fortifications from the Chinese |
| valve | one of the paired hinged shells of certain molluscs and of brachiopods |
| valve | the entire one-piece shell of a snail and certain other molluscs |
accelerator
throttle
throttle valve | a valve that regulates the supply of fuel to the engine |
| ball valve | any valve that checks flow by the seating of a ball |
| butterfly valve | a valve in a carburetor that consists of a disc that turns and acts as a throttle |
carport
car port | garage for one or two cars consisting of a flat roof supported on poles |
clack valve
clack
clapper valve | a simple valve with a hinge on one side, allows fluid to flow in only one direction |
diode rectifying tube
rectifying valve | a thermionic tube having two electrodes, used as a rectifier |
| exhaust valve | a valve through which burned gases from a cylinder escape into the exhaust manifold |
| heart valve | an implant that replaces a natural cardiac valve |
| intake valve | a valve that controls the flow of fluid through an intake |
| interface port | (computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals) |
larboard
port | the left side of a ship or aircraft to someone who is aboard and facing the bow or nose |
parallel interface
parallel port | an interface between a computer and a printer where the computer sends multiple bits of information to the printer simultaneously |
poppet
poppet valve | a mushroom-shaped valve that rises perpendicularly from its seat, commonly used in internalombustion engines |
port
embrasure
porthole | an opening (in a wall or ship or armored vehicle) for firing through |
rocker arm
valve rocker | a lever pivoted at the center, used especially to push a valve down in an internalombustion engine |
safety valve
relief valve
escape valve
escape cock
escape | a valve in a container in which pressure can build up (as a steam boiler), it opens automatically when the pressure reaches a dangerous level |
| serial port | an interface (commonly used for modems and mice and some printers) that transmits data a bit at a time |
| slide valve | valve that opens and closes a passageway by sliding over a port |
sluicegate
sluice valve
floodgate
penstock head gate water gate | regulator consisting of a valve or gate that controls the rate of water flow through a sluice |
tube vacuum tube
thermionic vacuum tube
thermionic tube
electron tube
thermionic valve | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope |
| valve | control consisting of a mechanical device for controlling the flow of a fluid |
| valve | device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone |
| valve-in-head engine | internalombustion engine having both inlet and exhaust valves located in the cylinder head |
port-wine stain
nevus flammeus | a flat birthmark varying from pink to purple |
mitral valve
bicuspid valve
left atrioventricular valve | valve with two cusps, situated between the left atrium and the left ventricle |
tricuspid valve
right atrioventricular valve | valve with three cusps, situated between the right atrium and the right ventricle, allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts |
| atrioventricular valve | either of two heart valves through which blood flows from the atria to the ventricles, prevents return of blood to the atrium |
| aortic valve | a semilunar valve between the left ventricle and the aorta, prevents blood from flowing from the aorta back into the heart |
| pulmonary valve | a semilunar valve between the right ventricle and the pulmonary artery, prevents blood from flowing from the artery back into the heart |
| semilunar valve | a heart valve with cusps shaped like half-moons, prevents blood from flowing back into the heart |
heart valve
cardiac valve | a valve to control one-way flow of blood |
| valve | a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it |
| ileocecal valve | valve between the ileum of the small intestine and the cecum of the large intestine, prevents material from flowing back from the large to the small intestine |
pyloric sphincter
pyloric valve
musculus sphincter pylori | the sphincter muscle of the pylorus that separates the stomach from the duodenum |
port
port wine | sweet darked dessert wine originally from Portugal |
| port | a place (seaport or airport) where people and merchandise can enter or leave a country |
| free port | a port open on equal terms to all commercial vessels |
| home port | the port from which a ship originates of where it is registered |
port of entry
point of entry | a port in the United States where customs officials are stationed to oversee the entry and exit of people and merchandise |
| port of call | any port where a ship stops except its home port |
free port
free zone | an area adjoining a port where goods that are intended for reshipment can be received and stored without payment of duties |
| treaty port | a port in China or Korea or Japan that once was open to foreign trade on the basis of a trading treaty |
Lushun
Port Arthur | a major port city in northeastern China on the Liaodong Peninsula, now a part of Luda |
Port-au-Prince
Haitian capital | the capital and largest city of Haiti |
Port of Spain
Port-of-Spain
capital of Trinidad and Tobago | the capital and largest city of Trinidad and Tobago on the west coast of the island of Trinidad |
Port Moresby
capital of Papua New Guinea | the administrative capital and largest city of Papua New Guinea |