Invalid Definition & Meaning - Merriam-Webster
WebThe meaning of INVALID is not valid. How to use invalid in a sentence. not valid:; being without foundation or force in fact, truth, or law; logically inconsequent…
INVALID | English meaning - Cambridge Dictionary
WebINVALID definition: 1. An invalid document, ticket, law, etc. is not legally or officially acceptable: 2. An invalid…. Learn more.
INVALID Definition & Meaning | Dictionary.com
Webadjective. not valid; not founded in truth, fact, or logic, and hence weak and indefensible; unsound; untenable: The entire argument depends on an invalid assumption. …
Invalid - Definition, Meaning & Synonyms | Vocabulary.com
WebDefinitions of invalid. adjective. no longer valid. “the license is invalid ” synonyms: expired. having come to an end or become void after passage of a period of time. adjective. …
INVALID Synonyms: 269 Similar and Opposite Words - Merriam-Webster
WebSynonyms for INVALID: weak, fragile, weakly, dying, sickly, frail, sick, ailing; Antonyms of INVALID: well, healthy, whole, sound, wholesome, fit, hale, hearty.
INVALID | definition in the Cambridge Learner’s Dictionary
Webnoun [ C ] uk / ˈɪnvəlɪd / us. Add to word list. someone who is so sick that they have to be looked after by other people. invalid. adjective. uk / ɪnˈvælɪd / us. invalid adjective (NOT …
invalid adjective - Definition, pictures, pronunciation and usage …
WebDefinition of invalid adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
invalid - Wiktionary, the free dictionary
Web4 days ago · invalid (comparative more invalid, superlative most invalid) Not valid; not true, correct, acceptable or appropriate. Your argument is invalid because it uses circular reasoning. This invalid contract cannot be legally enforced. Synonyms [edit] nonvalid; disallowed; Antonyms [edit] valid; Translations [edit]
Invalid - definition of invalid by The Free Dictionary
Web1. Not legally or factually valid; null: an invalid license. 2. Falsely based or reasoned; faulty: an invalid argument. [Latin invalidus, weak : in-, not; see in-1 + validus, strong (from valēre, to be strong; see wal- in Indo-European roots ).] in′va·lid′i·ty (-və-lĭd′ĭ-tē) n. in·val′id·ly adv.
INVALID definition and meaning | Collins English Dictionary
Web3 days ago · 1. countable noun. An invalid is someone who needs to be cared for because they have an illness or disability . I hate being treated as an invalid. Synonyms: patient, sufferer, convalescent, valetudinarian More Synonyms of invalid. 2. adjective.
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