A light wave is a type of electromagnetic wave. Light waves on the electromagnetic spectrum include those that are visible as well as those that are invisible to the human eye.
invade, occupy(verb) march aggressively into another's territory by military force for the purposes of conquest and occupation. Synonyms: lodge in, invade, occupy, encroach upon, engross, obtrude upon, intrude on, busy, worry, absorb, engage, reside, concern, overrun, fill, infest, interest, take, use up.
Define disturb. disturb synonyms, disturb pronunciation, disturb translation, English dictionary definition of disturb. tr.v. disÂ·turbed , disÂ·turbÂ·ing , disÂ·turbs 1. To break up or destroy the tranquility, order, or settled state of: Subterranean fires and deep unrest...