A signal that only takes discrete values (contrasted to an analog signal that can take continuously varying values).

A signal that can vary in a continuous manner (as opposed to a digital signal that only takes discrete values).

(electrical engineering) The ratio comparing signal power to noise power. / (by extension) The quantity of quality information compared to irrelevant or incorrect information.

(statistics) A measure of how likely it is to draw a false conclusion in a statistical test, when the results are really just random variations.

(statistics) A measure of how unlikely it is that a result has occurred by chance.

plural of signal-to-noise ratio

(sciences) A figure of merit comparing the strength of a signal carrying information to the noise interfering with it.

(computing) The bit that represents the largest fraction of a value, its position depending on the endianness of the system.

(computing) The bit (binary digit) that represents the smallest fraction of a value, its position depending on the endianness of the system.

Words and abbreviations used by radio operators and other signalmen to clarify the letters being sent and received, such as the RAF phonetic alphabet.