any of several speech sounds that are regarded as contextual or environmental variants of the same phoneme. In English the aspirated initial (p) in pot and the unaspirated (p) in spot are allophones of the phoneme /p/
2. Canadian
a Canadian whose native language is neither French nor English
Derived forms
allophonic (ˌæləˈfɒnɪk)
adjective
allophone in American English
(ˈæloʊˌfoʊn; ˈæləˌfoʊn)
noun
Linguistics
any of the variant forms of a phoneme as conditioned by position or adjoining sounds
the relatively short (a) of mat and the relatively long (a) of mad are allophones