A temperature scale on which 0 °C is 0 and 100 °C is 80. / (historical) A temperature scale on which water freezes at 0 and the alcohol mixture expands by 8% and boils at 80.

Alternative spelling of megascale

A hydrometer scale on which the zero point corresponds to a specific gravity of 1.00, and the 30° point to a specific gravity of 0.85. From these points the scale is extended both ways, all the degrees being of equal length.

A scale that measures the technological level of a civilization by the extent of its energy consumption.

A scale devised by Alfred Kinsey, used to measure a person's sexuality, ranging from 0 (exclusively heterosexual) to 6 (exclusively homosexual), passing through different stages of bisexuality, including the 3 in the middle (bisexual, attracted to men and women equally). There is also an X option, for those exhibiting no sexual attraction (asexual).

(sciences) The distance over which a quantity changes by a factor of e (the base of natural logarithms)

simple past tense and past participle of scale back

To make a reduction in the amount, extent, etc. of something.

(geology, photography) A reference cube of standard, unitary size, normally one centimetre long, or one inch long for older American versions, placed beside a rock or meteorite sample to show scale and orientation during photography. Four sides of the cube are marked N, S, E, and W, respectively, to indicate the cardinal points of the compass, and the other two sides are marked T and B, for top and bottom.

plural of scale cube