(US, Australia) A popular scale for model railroads; 1:87 scale

(music) double harmonic scale, a scale with two augmented seconds. / (music) quarter tone scale, or 24 tone equal temperament.

The original scale used on the Baumé type of densimeter to quantify the density of liquids.

(electronics) One of the horizontal lines that compose a raster scanning pattern, as on a television or computer display. / (computing) A single row of pixels in a raster graphics image.

The language Proto-Norse or Proto-Scandinavian.

A massive scaffolding structure mounted on a bridge or platform supported by a pair of towers or trestles that normally run back and forth on parallel tracks, used to assemble and service a large rocket as the rocket rests on its launch pad.

(mathematics) The coefficient of k in the three-dimensional curl of a two-dimensional vector field.

(transitive) To reduce the size of something whilst maintaining proportion. / (transitive) To reduce the cost of a process, or the amount spent on something.

Used other than figuratively or idiomatically: see scale, up. / To increase the size of something whilst maintaining proportion. / To change a process in order to allow for greater quantities.

A scale used to rate the power and likelihood of an asteroid strike onto the planet Earth.