1. (organic chemistry) acetic acid that is at least 99.8% pure and tends to crystalize on cold days

Encyclopedia: Glacial acetic acid

• undried
• undrinkable
• Undset
• undue
• undulant
• undulant fever
• undulate
• undulation
• undulatory
• undulatory theory
• unduly
• undutiful
• undutifulness
• undyed
• undying
• undynamic
• uneager
• unearned
• unearned income
• unearned increment
• unearned revenue
• unearned run
• unearth
• unearthly
• unease