Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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invalid1

in·va·lid1

invalid1

 
pronunciation:
In v lihd
parts of speech:
noun, adjective, transitive verb
features:
Word Combinations (noun, adjective)
part of speech: noun
definition: one who is ill or disabled, esp. chronically.
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part of speech: adjective
definition 1: having an illness or disability; sickly.
antonyms:
hale, hearty
definition 2: of, related to, or appropriate for an invalid.
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part of speech: transitive verb
inflections: invalided, invaliding, invalids
definition: to cause to be ill or disabled; make invalid.