j

the 10th letter of the Roman alphabet ; 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 ;

j. b. rhine

United States parapsychologist (1895-1980) ;

j. b. s. haldane

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

Scottish physicist whose equations unified electricity and magnetism and who recognized the electromagnetic nature of light (1831-1879) ;

j. craig ventner

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. d. salinger

United States writer (born 1919) ;

j. e. johnston

Confederate general in the American Civil War; led the Confederate troops in the West (1807-1891) ;

j. edgar hoover

United States lawyer who was director of the FBI for 48 years (1895-1972) ;

j. j. hill

United States railroad tycoon (1838-1916) ;

j. m. barrie

Scottish dramatist and novelist; created Peter Pan (1860-1937) ;

j. m. synge

Irish poet and playwright whose plays are based on rural Irish life (1871-1909) ;

j. p. morgan

United States financier and philanthropist (1837-1913) ;

j. r. firth

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

British philologist and writer of fantasies (born in South Africa) (1892-1973) ;

j particle

a neutral meson with a large mass ;

jab

the act of touching someone suddenly with your finger or elbow; "she gave me a sharp dig in the ribs" ; a quick short straight punch ; a sharp hand gesture (resembling a blow); "he warned me with a jab with his finger"; "he made a thrusting motion with his fist" ;

jabalpur

an industrial city of central India southeast of Delhi ;

jabat al-tahrir al-filistiniyyah

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

rapid and indistinct speech ;

jabberer

someone whose talk is trivial drivel ;

jabbering

rapid and indistinct speech ;

jabberwocky

nonsensical language (according to Lewis Carroll) ;

jabbing

a sharp hand gesture (resembling a blow); "he warned me with a jab with his finger"; "he made a thrusting motion with his fist" ;

jabiru

large white stork of warm regions of the world especially America ; large black-and-white stork of tropical Africa; its red bill has a black band around the middle ; large mostly white Australian stork ;

jabiru mycteria

large white stork of warm regions of the world especially America ;

jaboncillo

evergreen of tropical America having pulpy fruit containing saponin which was used as soap by native Americans ;

jabot

a ruffle on the front of a woman's blouse or a man's shirt ;

jaboticaba

tough-skinned purple grapelike tropical fruit grown in Brazil ; small evergreen tropical tree native to Brazil and West Indies but introduced into southern United States; grown in Brazil for its edible tough-skinned purple grapelike fruit that grows all along the branches ;

jaboticaba tree

small evergreen tropical tree native to Brazil and West Indies but introduced into southern United States; grown in Brazil for its edible tough-skinned purple grapelike fruit that grows all along the branches ;

jacamar

tropical American insectivorous bird having a long sharp bill and iridescent green or bronze plumage ;

jacaranda

an important Brazilian timber tree yielding a heavy hard dark-colored wood streaked with black ;

jacinth

a red transparent variety of zircon used as a gemstone ;

jack

male donkey ; any of several fast-swimming predacious fishes of tropical to warm temperate seas ; tool for exerting pressure or lifting ; one of four face cards in a deck bearing a picture of a young prince ; small flag indicating a ship's nationality ; game equipment consisting of one of several small six-pointed metal pieces that are picked up while bouncing a ball in the game of jacks ; an electrical device consisting of a connector socket designed for the insertion of a plug ; a small ball at which players aim in lawn bowling ; immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted ; someone who works with their hands; someone engaged in manual labor ; a man who serves as a sailor ; a small worthless amount; "you don't know jack" ;

jack-a-lantern

a large poisonous agaric with orange caps and narrow clustered stalks; the gills are luminescent ;

jack-by-the-hedge

European herb that smells like garlic ;

jack-in-the-box

plaything consisting of a toy clown that jumps out of a box when the lid is opened ;

jack-in-the-pulpit

common European arum with lanceolate spathe and short purple spadix; emerges in early spring; source of a starch called arum ; common American spring-flowering woodland herb having sheathing leaves and an upright club-shaped spadix with overarching green and purple spathe producing scarlet berries ;

jack-o'-lantern

lantern carved from a pumpkin ; a pale light sometimes seen at night over marshy ground ;

jack-o-lantern

a large poisonous agaric with orange caps and narrow clustered stalks; the gills are luminescent ;

jack-o-lantern fungus

a large poisonous agaric with orange caps and narrow clustered stalks; the gills are luminescent ;