English edit

Etymology edit

unacceptable +‎ -ly

Adverb edit

unacceptably (comparative more unacceptably, superlative most unacceptably)

  1. Not within the limits of what is generally considered to be acceptable.
    The levels of lead in marine hull paints are still unacceptably high.
    Your comments are unacceptably provocative.
    • 2024 March 6, Paul Clifton, “Network News: NR launches Reading-Paddington recovery operation”, in RAIL, number 1004, page 6:
      Network Rail has started an 18-month recovery plan from "unacceptably poor" performance on its Western route between London Paddington and Reading.

Translations edit