(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,
[/i/, /eI/, /u/, /É/, /É/, /É/] tenseness of sound degree of muscle activity involved in the vowel articulation and to the duration of the vowel. Tense vowels have greater muscle activity and longer duration than lax vowels.