un ‧ a ‧ dul ‧ te ‧ rat ‧ ed /ˌʌnəˈdʌltəreɪtəd◂, ˌʌnəˈdʌltəreɪtɪd◂/ BrE AmE adjective
1 . [only before noun] complete or total:
a feeling of pure unadulterated pleasure
2 . not mixed with other less pure substances
un ‧ a ‧ dul ‧ te ‧ rat ‧ ed /ˌʌnəˈdʌltəreɪtəd◂, ˌʌnəˈdʌltəreɪtɪd◂/ BrE AmE adjective
1 . [only before noun] complete or total:
a feeling of pure unadulterated pleasure
2 . not mixed with other less pure substances
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012