Definition of filial adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈfɪliəl//
; NAmE NAmE//ˈfɪliəl//
[usually before noun](formal)
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connected with the way children behave towards their parents filial affection/duty Word Origin late Middle English: from Old French, or from ecclesiastical Latin filialis, from filius ‘son’, filia ‘daughter’.
See the Oxford Advanced American Dictionary entry: filial