(music) A series of Shepard tones constructed to give the illusion of a continuously rising (or falling) series of notes.

(physics) the only stable isotope of scandium, ⁴⁵₂₁Sc, having twenty-one protons and twenty-four neutrons

(of a model) such that each dimension has the same proportion to the original

alternative form of time scale

The order of magnitude of time and space in the universe

(of a model or replica) Of the same size, scale, or proportions as an original object. / Thorough; complete; not lacking in any detail.

(theology) The difficulty of regarding a single individual human (Jesus) as being the saviour for all humans.

(physics, mathematics) a feature of objects or laws that do not change if length scales (or energy scales) are multiplied by a common factor.

(music) A tonal scale used in most forms of Western music.

A scale on the stem of a plant that turns into a leaf.