Like telling someone.. "Is an invalid sentence." would be incorrect. "That is an invalid sentence." would be correct.
the little boy in the wheel chair is an invalid person. Invalid means sick, disabled, or diseased person
The premises on which he based his conclusions were invalid.
My neighbor is an invalid.
I forgot to renew my licence and now it is invalid.
Example sentence - The ticket was invalid because the expiration date had passed.
The credit card was invalid; it was not approved at checkout.
An example of a homograph for the word "invalid" is: "She received an invalid excuse from her brother." In this sentence, "invalid" is pronounced with the stress on the second syllable.
The old man was an invalid; he could no longer take care of himself.
The adjective 'invalid' has two different meanings:1) Not legally factual; without foundation in fact or law; falsely based or reasoned.2) Incapacitated by illness or injury.Example sentences:1) He was driving with an invalid license which had expired months ago.2) That space is marked as 'invalid parking', let's check the next row.
The certificates was invalidated by the superiors
The lottery ticket proved to be invalid when he attempted to collect the prize.
A de novo sentence is a sentence imposed by a court without considering any prior sentence or recommendation. It is usually given when a previous sentence is determined to be invalid or improper, requiring a new sentence to be issued.