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WordReference Random House Learner's Dictionary of American English © 2024pro•gres•sion /prəˈgrɛʃən/USA pronunciation n. - [uncountable] the act of progressing;
forward or onward movement. - [countable] a passing in a series from one member of the series to the next;
a succession. - Mathematics a series of quantities in which there is a uniform relation between each member and the one following it:[countable]an arithmetic progression.
See -gress-. WordReference Random House Unabridged Dictionary of American English © 2024pro•gres•sion (prə gresh′ən),USA pronunciation n. - the act of progressing;
forward or onward movement. - a passing successively from one member of a series to the next;
succession;
sequence. - Mathematicsa succession of quantities in which there is a constant relation between each member and the one succeeding it. Cf. arithmetic progression, geometric progression, harmonic progression.
- Music and Dancethe manner in which chords or melodic tones follow one another;
a succession of chords or tones. - Astrologyany of a variety of methods of comparing the natal chart to subsequent planetary positions in order to establish an optimum time to accomplish things or to establish the probable time an event occurred or will occur.
- Latin prōgressiōn- (stem of prōgressiō). See progress, -ion
- late Middle English 1400–50
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