striking of a clock
91Glossary of darts terms — This is a glossary of terminology used in the game of darts. Where words in a sentence are also defined elsewhere in this article, they appear in italics. Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z References …
92spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
93Twin paradox — In physics, the twin paradox is a thought experiment in special relativity, in which a twin makes a journey into space in a high speed rocket and returns home to find he has aged less than his identical twin who stayed on Earth. This result… …
94Circadian rhythm — Circadian redirects here. For the album by the rock band 5th Projekt, see Circadian (album). Some features of the human circadian biological clock A circadian rhythm, popularly referred to as body clock, is an endogenously driven, roughly 24 hour …
95Big Ben — For other uses, see Big Ben (disambiguation). Big Ben is i …
96Time discipline — In sociology and anthropology, time discipline is the general name given to social and economic rules, conventions, customs, and expectations governing the measurement of time, the social currency and awareness of time measurements, and people s… …
97Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
98epistemology — epistemological /i pis teuh meuh loj i keuhl/, adj. epistemologically, adv. epistemologist, n. /i pis teuh mol euh jee/, n. a branch of philosophy that investigates the origin, nature, methods, and limits of human knowledge. [1855 60; < Gk… …
99Homo sapiens — /hoh moh say pee euhnz/ 1. (italics) the species of bipedal primates to which modern humans belong, characterized by a brain capacity averaging 1400 cc (85 cubic in.) and by dependence upon language and the creation and utilization of complex… …
100children's literature — Body of written works produced to entertain or instruct young people. The genre encompasses a wide range of works, including acknowledged classics of world literature, picture books and easy to read stories, and fairy tales, lullabies, fables,… …
