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bone

(Encyclopedia)CE5 Bone bone, hard tissue that forms the skeleton of the body in vertebrate animals. In the very young, the skeleton is composed largely of cartilage and is therefore pliable, reducing the incide...

capital, in architecture

(Encyclopedia)CE5 A. Types of capitals B. Parts of a capital capital, in architecture, the crowning member of a column, pilaster, or pier. It acts as the bearing member beneath the lintel or arch supported by t...

adenosine triphosphate

(Encyclopedia)CE5 Adenosine triphosphate (ATP) adenosine triphosphate (ATP) ədĕnˈəsēn trīˌfŏsˈfāt [key], organic compound composed of adenine, the sugar ribose, and three phosphate groups. ATP serves ...

wheel and axle

(Encyclopedia)CE5 Wheel and axle wheel and axle, simple machine consisting of a wheel mounted rigidly upon an axle or drum of smaller diameter, the wheel and the axle having the same axis. It is fundamentally a...

Bernoulli's principle

(Encyclopedia)CE5 Bernoulli's principle Bernoulli's principle, physical principle formulated by Daniel Bernoulli that states that as the speed of a moving fluid (liquid or gas) increases, the pressure within th...

balance

(Encyclopedia)balance, instrument used in laboratories and pharmacies to measure the mass or weight of a body. A balance functions by measuring the force of gravity that the earth exerts on an object, i.e., its wei...

radioactivity

(Encyclopedia)CE5 Effects of a magnetic field on the products of radioactivity CE5 Disintegration series: Radioactive decay of radium-226 into lead-206 radioactivity, spontaneous disintegration or decay of t...

Leith

(Encyclopedia)Leith lēth [key], former town, Edinburgh, SE Scotland, on the south shore of the Firth of Forth. It was incorporated into Edinburgh in 1920. As a strategically located port, Leith was the object of c...

charade

(Encyclopedia)charade shərādˈ [key], verbal, written, or acted representation of a word, its syllables, or a number of words. The object is to guess the idea being conveyed. Winthrop M. Praed wrote many of the w...

backgammon

(Encyclopedia)backgammon băkˈgămˌən, băkˌgămˈən [key], game of chance and skill played by two persons upon a specially marked board divided by a space, called the bar, into two tables (inner table and out...