unacceptably adv : to an unacceptable degree; "The percentage of lead in our drinking water is unacceptably high" [syn: intolerably] [ant: acceptably, acceptably]
- Not within the limits of what is generally considered to be
- The levels of lead in marine hull paints are still unacceptably
- Your comments are unacceptably provocative.
- The levels of lead in marine hull paints are still unacceptably high.
- Spanish: inaceptablemente