~ 1 [ 'aləfəʊn ]
■ noun Phonetics any of the various phonetic realizations of a phoneme in a language, which do not contribute to distinctions of meaning.
Derivatives
allophonic adjective
Origin
1930s: from allo- + phoneme .
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~ 2
■ noun Canadian (especially in Quebec) an immigrant whose first language is neither French nor English.
Origin
1970s: from allo- , after francophone .