have become invalid

USAGE SUMMARY

The phrase "have become invalid" is correct and usable in written English.
It can be used when referring to something that is no longer valid or applicable, often in legal, technical, or formal contexts. Example: "Due to the changes in regulations, the previous agreements have become invalid."

✓ Grammatically correct

Data Science and Engineering

EURASIP Journal on Wireless Communications and Networking

EJNMMI Research

The Economist

University of Chicago

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

If one or more local constraints are violated, the global top-k set ({mathcal {T}}) may have become invalid.

Data Science and Engineering

This pause prevents the congestion window from reacting to congestion losses or the number of dropped packets with a set of parameters which have become invalid on vertical handover.

EURASIP Journal on Wireless Communications and Networking

However, in technically unsuccessful90Y radioembolization, we feel that retrospective tumor dose quantification by 90Y PET may be routinely indicated because the intended tumor doses by predictive dosimetry may have become invalid.

EJNMMI Research

Human-verified similar examples from authoritative sources

Similar Expressions

57 human-written examples

Ms Atkins abruptly left the board of HealthSouth because it became clear that the unrolling scandal there meant that her Directors' and Officers' (D&O) liability insurance had become invalid.

The Economist

The United States had the sovereign power to purchase adjacent territory, and the objection to its incorporation, p339 if ever valid, had become invalid because of the Treaty of 1803.

University of Chicago

If Hoe had been as severely impaired by her condition as Dr Nagulendran described, she would have become an invalid.

Wikipedia

Having recently returned from China, where I had a chance to meet a number of senior officials, I have become convinced that the issues that preoccupy many Americans are either invalid or of secondary importance.

The Washington Post

Vanda lives in one — but she's now a mother who is unable to raise her toddler, and she has become an invalid even as her addiction is being treated with methadone.

The New Yorker

Vanda lives in one but she's now a mother who is unable to raise her toddler, and she has become an invalid even as her addiction is being treated with methadone.

The New Yorker

According to Harper there has been a "sea change", in that culture has become an increasingly invalid excuse for failures to uphold human rights.

The Guardian

Mr. Daley started by reading a well-crafted opening to a 1981 Chicago Tribune series, "City on the Brink," by an estimable reporter, R. C. Longworth: "The City of Chicago has become an economic invalid.

The New York Times

Expert writing Tips

Best practice

When using "have become invalid", ensure the context clearly explains why the subject is no longer valid. Providing a reason enhances clarity and avoids ambiguity.

Common error

Avoid using "have become invalid" in casual conversations or informal writing. Opt for simpler alternatives like "are no longer good" or "don't work anymore" to maintain a natural tone.

Linguistic Context

The phrase "have become invalid" functions as a predicate in a sentence, indicating that the subject is no longer valid or applicable. Ludwig AI highlights that this phrase is generally used in formal contexts where the loss of validity is emphasized.

Expression frequency: Rare

Frequent in

Science

35%

News & Media

30%

Academia

15%

Less common in

Formal & Business

10%

Encyclopedias

5%

Wiki

5%

Ludwig's WRAP-UP

In summary, the phrase "have become invalid" is used to describe something that was once valid but no longer holds that status. Ludwig AI confirms the grammatical correctness and its suitability for formal and technical contexts. While the phrase isn't particularly common, its use signals a precise and often legalistic or scientific tone. When seeking alternatives, consider phrases like "are no longer valid" or "have expired", depending on the nuance you wish to convey.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

are no longer valid

Replaces "have become" with a more direct "are".

have been invalidated

Emphasizes the action of invalidation with a passive construction.

have ceased to be valid

A more formal way of saying something is no longer valid.

are voided

Similar to "have been invalidated", but more concise.

are null and void

Uses a legal term to express invalidity.

are no longer in effect

Indicates that something is no longer operational or binding.

have lapsed

Implies that the validity has expired due to time.

have expired

Similar to 'have lapsed', focusing on the expiration of validity.

are now defunct

Suggests that something is no longer functional or operational.

have become obsolete

Indicates that something is outdated and no longer usable.

FAQs

What does "have become invalid" mean?

The phrase "have become invalid" means that something that was once valid or applicable is no longer so. It implies a change in status, rendering the subject ineffective or unusable.

When is it appropriate to use "have become invalid"?

It is appropriate to use "have become invalid" in formal, technical, or legal contexts where precision is important. For everyday situations, simpler alternatives may be more suitable.

What can I say instead of "have become invalid"?

You can use alternatives like "are no longer valid", "have expired", or "are null and void" depending on the context.

Is there a difference between "have become invalid" and "are invalid"?

"Have become invalid" implies a process of change, where something transitioned from valid to invalid. "Are invalid" simply states the current state of being invalid, without necessarily implying a prior state of validity.