|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|1.||Edwin (George). born 1920, Scottish poet, noted esp for his collection The Second Life (1968) and his many concrete and visual poems; appointed Scottish national poet 2004|
|2.||Sir Henry. 1635--88, Welsh buccaneer, who raided Spanish colonies in the West Indies for the English|
|3.||John Pierpont. 1837--1913, US financier, philanthropist, and art collector|
|4.||(Hywel) Rhodri (ˈrɒdrɪ). born 1939, Welsh Labour politician; first minister of Wales from 2000|
|5.||Thomas Hunt. 1866--1945, US biologist. He formulated the chromosome theory of heredity. Nobel prize for physiology or medicine 1933|
morgan mor·gan (môr'gən)
Abbr. M A unit for expressing the relative distance between genes on a chromosome based on the frequency with which the genes cross over; one unit equals a theoretical crossover value of 100 percent between two loci.
Morgan Mor·gan (môr'gən), Thomas Hunt. 1866-1945.
American biologist. He won a 1933 Nobel Prize for establishing the chromosome theory of heredity by his studies of the fruit fly Drosophila.
|Morgan (môr'gən) Pronunciation Key
American zoologist whose experiments with fruit flies demonstrated that hereditary traits are carried by genes on chromosomes and that traits can cross over from one chromosome to another. He was awarded the Nobel Prize for physiology or medicine in 1933.