very close approximation
21Droid (film) — Droid VHS box cover Directed by Peter Williams (Philip O Toole) Produced by Nacada O Toole C …
22Rocha, Glauber — (1939–1981) Brazilian filmmaker, writer, and film theorist. Born in Vitória da Conquista, in the state of Bahia, Rocha is credited with being one of the founders of Brazil’s visionary Cinema Novo movement, which in the 1960s captured the… …
23risk-free rate of return — The rate of return on an investment that has no risk. The return on US and UK Treasury bills is often regarded as a very close approximation to this rate. The risk free rate is an important concept in the capital asset pricing model …
24risk-free rate — The rate of return on an investment that has no risk. The return on US and UK Treasury bills is often regarded as a very close approximation to this rate. The risk free rate is an important concept in the capital asset pricing model …
25Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …
26analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …
27mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… …
28Depth of field — The area within the depth of field appears sharp, while the areas in front of and beyond the depth of field appear blurry …
29liquid — liquidly, adv. liquidness, n. /lik wid/, adj. 1. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. 2. of, pertaining to, or consisting of liquids: a liquid diet. 3 …
30celestial mechanics — the branch of astronomy that deals with the application of the laws of dynamics and Newton s law of gravitation to the motions of heavenly bodies. [1815 25] * * * Branch of astronomy that deals with the mathematical theory of the motions of… …
