Rule of 72 — In finance, the rule of 72, the rule of 70 and the rule of 69 are methods for estimating an investment s doubling time. The number in the title is divided by the interest percentage per period to get the approximate number of periods needed for… … Wikipedia
Compound engine — For compound steam locomotives, see Compound locomotive. Cutaway of triple expansion compound steam engine, 1888 … Wikipedia
Rule Of 70 — A way to estimate the number of years it takes for a certain variable to double. The rule of 70 states that in order to estimate the number of years for a variable to double, take the number 70 and divide it by the growth rate of the variable.… … Investment dictionary
Compound lever — Nail clippers are a simple form of compound lever The compound lever is a simple machine operating on the premise that the resistance from one lever in a system of levers will act as power for the next, and thus the applied force will be… … Wikipedia
Compound subject — Examples In the sentences below, the compound subjects are indicated in boldface. Jack and Jill went up the hill. John and Jill are coming to visit. John or Jill is coming to visit. My sisters or my mother is/are coming to visit. My mother or my… … Wikipedia
Rule in Howe v Earl of Dartmouth — The rule in Howe v Earl of Dartmouth (1802) 7 Ves 137 is a rule of equity in relation to the duties of a trustee in relation to a trust fund where there are successive interests in relation to the trust fund, and seeks to strike a fair balance… … Wikipedia
Compound ratio — Ratio Ra ti*o (r[=a] sh[i^]*[ o] or r[=a] sh[ o]), n. [L., fr. reri, ratus, to reckon, believe, think, judge. See {Reason}.] 1. (Math.) The relation which one quantity or magnitude has to another of the same kind. It is expressed by the quotient… … The Collaborative International Dictionary of English
compound — 1. In chemistry, a substance formed by the covalent or electrostatic union of two or more elements, generally differing entirely in physical characteristics from any of its components. 2. In pharmacy, denoting a preparation containing several… … Medical dictionary
Compound ether — Ether E ther ([=e] th[ e]r), n. [L. aether, Gr. a iqh r, fr. a i qein to light up, kindle, burn, blaze; akin to Skr. idh, indh, and prob. to E. idle: cf. F. [ e]ther.] [Written also {[ae]ther}.] 1. (Physics) A medium of great elasticity and… … The Collaborative International Dictionary of English
Compound motion — Motion Mo tion, n. [F., fr. L. motio, fr. movere, motum, to move. See {Move}.] 1. The act, process, or state of changing place or position; movement; the passing of a body from one place or position to another, whether voluntary or involuntary;… … The Collaborative International Dictionary of English
compound radical — Radical Rad i*cal (r[a^]d [i^]*kal), n. 1. (Philol.) (a) A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon. (b) A primitive letter; a letter that belongs to the radix. [1913 Webster] The words we at present make… … The Collaborative International Dictionary of English