Pronunciation change

Adjective change

Positive
acidic

Comparative
more acidic

Superlative
most acidic

  1. (chemistry) Something that is acidic has a pH level less than 7, is sour, and makes basic solutions more neutral.
  2. (mineralogy) Something that is acidic has a high percentage of silica.
  3. Something that is acidic is of or related to acid or has the characteristics of an acid.
    Lemon juice is an acidic solution