j
- n a unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second
- n the 10th letter of the Roman alphabet
j. b. s. haldane
- n Scottish geneticist (son of John Haldane) who contributed to the development of population genetics; a popularizer of science and a Marxist (1892-1964)
j. c. maxwell
- n Scottish physicist whose equations unified electricity and magnetism and who recognized the electromagnetic nature of light (1831-1879)
j. craig ventner
- n United States geneticist who published the complete base sequences for all the genes of a free-living organism, the influenza bacterium; later led team that developed a first draft of the entire human genome (born in 1946)
j. e. johnston
- n Confederate general in the American Civil War; led the Confederate troops in the West (1807-1891)
j. edgar hoover
- n United States lawyer who was director of the FBI for 48 years (1895-1972)
j. m. barrie
- n Scottish dramatist and novelist; created Peter Pan (1860-1937)
j. m. synge
- n Irish poet and playwright whose plays are based on rural Irish life (1871-1909)
j. p. morgan
- n United States financier and philanthropist (1837-1913)
j. r. firth
- n English linguist who contributed to linguistic semantics and to prosodic phonology and who was noted for his insistence on studying both sound and meaning in context (1890-1960)
j.r.r. tolkien
- n British philologist and writer of fantasies (born in South Africa) (1892-1973)
jab
- n a sharp hand gesture (resembling a blow)
he warned me with a jab with his finger - n a quick short straight punch
- n the act of touching someone suddenly with your finger or elbow
- v poke or thrust abruptly
he jabbed his finger into her ribs - v strike or punch with quick and short blows
- v stab or pierce
he jabbed the piece of meat with his pocket knife
jabalpur
- n an industrial city of central India to the southeast of Delhi
jabat al-tahrir al-filistiniyyah
- n a terrorist group formed in 1977 as the result of a split with the Popular Front for the Liberation of Palestine; became a satellite of al-Fatah; made terrorist attacks on Israel across the Lebanese border
jabber
- n rapid and indistinct speech
- v talk in a noisy, excited, or declamatory manner