avoidable /əˈvɔɪdəbl̩/adjective 2noun 1forms 3 adjective2 •Capable of being avoided, shunned, or escaped.The minister confessed that many of the deaths were avoidable. •Capable of being vacated; liable to be annulled or made invalid; voidable. noun1 •Something that can or should be avoided.Though Mrs Golson re-appeared regularly at the Twyborns', she was on my list of avoidables from the night of the corked moustache until she sprang upon us yesterday. — 1980 formsavoidables · more avoidable · most avoidable