A device used for the application of low-current, high-voltage electricity to the body using an Oudin coil, originally claimed to have medical benefits and more recently used in sadomasochistic sex play.

A signal or process with a frequency spectrum such that the spectral energy density is proportional to the frequency squared.

plural of violet-tip

An American butterfly, Polygonia interrogationis, whose wings are mottled with various shades of red and brown and have violet tips.

(idiomatic) A very shy or timid person, who avoids contact with others if possible.

A deep purplish pink colour, like that of some violets.

A perennial plant of the genus Saintpaulia, especially Saintpaulia ionantha, with fine haired round leaves and velvety petals.

(uncountable) A bluish violet colour. / (countable) Viola sororia

Of a bluish violet colour.

Of a deep purplish pink colour, like that of some violets.