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arithmetic mean
(statistics, probability) The measure of central tendency of a set of values computed by dividing the sum of the values by their number; commonly called the mean or the average.
geometric mean
(mathematics) A measure of central tendency of a set of n values computed by extracting the nth root of the product of the values.
mean the world to
(idiomatic) To be loved or cared about a great deal by.
（ present singular third-person ）
（ participle present ）
（ participle past ）
（ past ）
golden mean
A position of balance between excess and deficiency.
quadratic mean
(mathematics) A type of average, calculated as the square root of the mean of the squares, ie. Q=√x_1²+x_2²+...+x_n²/n.
harmonic mean
(mathematics) A type of measure of central tendency calculated as the reciprocal of the mean of the reciprocals, ie, H=n/1/x_1+1/x_2+⋯+1/x_n
contraharmonic mean
(mathematics) A type of average calculated as the arithmetic mean of the squares of the values divided by the arithmetic mean of the values, ie. C=(x_1²+x_2²+...+x_n²)/n/(x_1+x_2+...+x_n)/norC(x_1,x_2,...,x_n)=x_1²+x_2²+...+x_n²/x_1+x_2+...+x_n
well-meaning
With good intentions, often used to reflect positively on a negative outcome or situation.
taken the meaning
past participle of take the meaning
