| jet propulsion |
propulsion of aircraft and some small ships that results from the high-velocity expulsion of compressed outside air and hot exhaust gases through a jet nozzle. |
| jet stream |
a high-velocity, generally westerly wind in the upper troposphere. [2 definitions] |
| jettison |
to throw (objects) from a ship or airplane to lighten or stabilize it, as in a storm. [4 definitions] |
| jetty1 |
an assemblage of rocks, timbers, or the like that extends into a body of water to protect the shore or a harbor from strong waves or currents. [2 definitions] |
| Jew |
one who is a descendant of the ancient Hebrews. [2 definitions] |
| jewel |
a cut and polished gemstone, or an ornament made with gems and other costly material. [5 definitions] |
| jeweler |
someone who produces, repairs, or sells gems, jewelry, or the like. |
| jewelry |
ornaments such as rings, bracelets, and necklaces, sometimes set with jewels; jewels or jewel-set ornaments collectively. |
| Jewish |
of or pertaining to Jews, their customs, or their religion. [2 definitions] |
| jib1 |
any of various triangular sails, usu. in the foresection of a sailing vessel. [2 definitions] |
| jiffy |
(informal) a very short time; instant. |
| jig2 |
any of a number of fast, lively dances. [5 definitions] |
| jigsaw |
a usu. electrically powered saw that can be used to cut curved patterns or sharp corners. [3 definitions] |
| jigsaw puzzle |
a puzzle consisting of a picture or design that has been cut into pieces of different shapes, which must be put together to reassemble the picture. The puzzle is usually made of cardboard or wood, and the pieces typically interlock. |
| jingle |
to produce a sound as of light metal objects striking against each other repeatedly. [5 definitions] |
| jinx |
a person, thing, or set of circumstances that is believed to cause bad luck. [2 definitions] |
| job |
a specific task or piece of work. [11 definitions] |
| jockey |
someone employed to ride horses in races. [6 definitions] |
| jog1 |
to move or jar slightly; nudge. [9 definitions] |
| join |
to put, bring, fasten, or connect together. [8 definitions] |
| joint |
a place or point at which two or more parts come together or are connected; junction. [12 definitions] |