Also found in: Thesaurus.
Related to dictional: thesaurus
1. Choice and use of words in speech or writing.
2. Degree of clarity and distinctness of pronunciation in speech or singing; enunciation.
[Middle English diccion, a saying, word, from Old French, from Latin dictiō, dictiōn-, rhetorical delivery, from dictus, past participle of dīcere, to say, speak; see deik- in Indo-European roots.]
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(Phonetics & Phonology) of or relating to diction
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