noun

spectrum

Translation

spectrum, range, continuum

The prism separated the light into a spectrum.

His political views are on the left of the spectrum.

The course covers a wide spectrum of topics.

((a/the spectrum)) of ((sth.)) a range of (sth.) A wide spectrum of opinions was heard.

((across/on the spectrum)) in a particular position within a range The views on the spectrum are diverse.

Synonyms: range, scale, gamut

From Latin 'specere' (to look), meaning 'appearance, image'. Originally meant 'apparition', but Newton used it for the range of colors.

The root 'spec' means 'to see'. Picture the spectrum of colors in a rainbow (something you see), or a range of opinions.