in·flec·tion·al /-ʃnəl, ʃənḷ/
(a.)屈曲的,抑揚的,屈折的
In·flec·tion·al a. Of or pertaining to inflection; having, or characterized by, inflection.
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inflectional
adj 1: characterized by inflections indicating grammatical
distinctions; "inflectional morphology is used to
indicate number and case and tense and person etc."
[ant: derivational]
2: expressing grammatical relations by means of affixes or
changes in vowels or consonants