Meaning of the word unadulterated in English

What does unadulterated mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

unadulterated

US /ˌʌn.əˈdʌl.ə.reɪ.t̬ɪd/
UK /ˌʌn.əˈdʌl.tər.eɪ.tɪd/

Adjective

not spoiled or made weaker by the addition of other substances; pure:

Example:
People injecting drugs can never be sure that they're using unadulterated substances.