amldonfedd

== Welsh == === Etymology === aml- (“multi-”) +‎ tonfedd (“wavelength”). === Pronunciation === IPA(key): /amlˈdɔnvɛð/ (North Wales, colloquial) IPA(key): /aml̩ˈdɔnvað/, /amalˈdɔnvað/ (South Wales, colloquial) IPA(key): /amalˈdɔnvɛð/ === Adjective === amldonfedd (feminine singular amldonfedd, plural amldonfedd, not comparable) (physics) multiwavelength === Mutation ===