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  1. Biennial Definition & Meaning - Merriam-Webster

  2. ‘Biannual’ vs. ‘Biennial’: Differences Between ‘Biannual’ and ‘Biennial ...

  3. Biannual vs. Biennial: What's the Difference? - Grammarly

  4. BIENNIAL Definition & Meaning | Dictionary.com

  5. BIENNIAL | English meaning - Cambridge Dictionary

  6. BIENNIAL definition and meaning | Collins English Dictionary

  7. biennial adjective - Definition, pictures, pronunciation and usage ...

  8. Biennial - Definition, Meaning & Synonyms - Vocabulary.com

  9. BIENNIAL | definition in the Cambridge English Dictionary

  10. biennial - Wiktionary, the free dictionary