Definitions
Not valid, legally effective, or acceptable.
Word origin
From in- + valid.
Used in a sentence
“Your argument is invalid because it uses circular reasoning.”
“This invalid contract cannot be legally enforced.”
“Invalidism therefore referred to a lack of power as well as a tendency toward illness. It is for this reason that I choose to discuss the invalid woman rather than just the ill one.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Not binding”7 letters
02“Null and void”7 letters
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