hyphenation
noun/ˌhaɪfəˈneɪʃn/
/ˌhaɪfəˈneɪʃn/
[uncountable]- the act of joining two words using a hyphen; the division of a word between two lines of text using a hyphen
- hyphenation rules
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hyphenation
Definition of hyphenation noun from the Oxford Advanced Learner's Dictionary