plural of ultraviolet light

Disordered in the head; dizzy or feeling faint; hence, flighty in mind; delirious. / Thoughtless; volatile; frivolous.

plural of light source

(idiomatic) According to one's understanding.

plural of isophase light

A light exhibiting very rapid regular alternations of light and darkness, normally sixty flashes per minute.

plural of occulting light

(nautical) A rhythmic light (in a lighthouse) in which all durations of light and darkness are equal.

A light in which the total duration of light in each period is clearly longer than the total duration of darkness and in which the intervals of darkness (occultations) are all of equal duration.

plural of quick light