Used to ask the meaning of a word (replace “…” with a word).

(engineering) The predicted mean average time taken for a part or system to fail for the first time.

A phenomenon whereby violence-related content of mass media makes viewers believe that the world is more dangerous than it actually is.

(mathematics) A mean of two numbers which is the common limit of a pair of sequences, whose terms are defined by taking the arithmetic and geometric means of the previous pair of terms.

(statistics) In a set of data, the average of the absolute values of the deviations from a chosen central point.

plural of mean absolute deviation

plural of arithmetic-geometric mean

plural of mean free path

plural of root mean square

plural of self-referential meaning