(Science: radiobiology) The length of a single cycle of a wave, usually measured from crest-to-crest. For electromagnetic waves, the wavelength determines the type (radio, infrared, visible, ultraviolet, x-Ray, gamma-ray) of radiation, in the case of visible light, wavelength determines the colour of the light.
Synonyms for Lax: chaotic (adjective) amorphous, anarchical, anarchistic, blurry, chaotic, cluttered, confused, deformed,
Latitudinarian (adj) lax in moral or religious principles. Latitudinarian (noun) one who is moderate in his notions, or not restrained by precise settled limits in opinion; one who indulges freedom in thinking. Latitudinarian (noun)