invariably has
51pregnancy — /preg neuhn see/, n., pl. pregnancies. the state, condition, or quality of being pregnant. [1520 30; PREGN(ANT) + ANCY] * * * Process of human gestation that takes place in the female s body as a fetus develops, from fertilization to birth (see… …
52sleep — sleepful, adj. sleeplike, adj. /sleep/, v., slept, sleeping, n. v.i. 1. to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake. 2. Bot. to… …
53animal learning — ▪ zoology Introduction the alternation of behaviour as a result of individual experience. When an organism can perceive and change its behaviour, it is said to learn. That animals can learn seems to go without saying. The cat that… …
54chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …
55UNITED STATES LITERATURE — The Influence of the Bible and Hebrew Culture The Jewish influence on American literary expression predated the actual arrival of Jews in the United States in 1654, for the Puritan culture of New England was marked from the outset by a deep… …
56Fermi paradox — The Fermi paradox is the apparent contradiction between high estimates of the probability of the existence of extraterrestrial civilizations and the lack of evidence for, or contact with, such civilizations.The extreme age of the universe and its …
57Li'l Abner — This article is about the comic strip. For the stage musical, see Li l Abner (musical). For the film musical, see Li l Abner (1959 film). For the 1940 film, see Li l Abner (1940 film). Li l Abner It s Jack Jawbreaker! Li l Abner visits the… …
58Secondary characters in Calvin and Hobbes — Bill Watterson s comic strip Calvin and Hobbes features a wide range of secondary characters. These range from his fellow students at school to monsters and aliens from Calvin s vivid imagination. Contents 1 Calvin s family 1.1 Calvin s father… …
59Hard and soft G — A hard g vs. a soft g is a feature that occurs in many languages, including English, in which two distinct major sounds (phonemes) are represented by the Latin letter g . A hard g is typically (but not always) pronounced as a voiced plosive,… …
60western Africa, history of — Introduction history of the region from the 11th century to the present. A reasonable body of sources for the writing of western African history begins to be available about AD 1000. Three centuries earlier, the Arabs (Arab) had… …
