not efficient enough

USAGE SUMMARY

The phrase "not efficient enough" is correct and usable in written English.
It can be used when discussing the inadequacy of a process, system, or method in terms of efficiency. Example: "The current workflow is not efficient enough to meet our production targets."

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

At present, however, the calculation of kick tolerance in deepwater drilling is not efficient enough.

Natural Gas Industry B

This experiment indicates that the use of remacemide and CoQ10 was not efficient enough to warrant study as a treatment.

Stanford University

Another reason is that current verification algorithms are still not efficient enough to handle many complex systems.

Theoretical Computer Science

This approach is direct and accurate, but not efficient enough when dealing with complex circuits containing many nets.

Integration, the VLSI Journal

Synthetic non‐viral vectors are inherently much safer but are currently not efficient enough to be clinically viable.

Advances in Genetics

Those local firms that were not efficient enough to meet Walmex's terms lost market share, and many failed.

The Economist

At the moment, photovoltaic technology is not efficient enough to produce a significant amount of energy from a small surface.

The Guardian

Batteries are used to power the device during low light or no light conditions, i.e. when the solar panel is not efficient enough to drive the electronic circuit.

Cornell University

The anodic removal in alkaline and chloride solutions was not efficient enough due to the effect of the Au surface oxidation and dissolution.

Electrochimica Acta

Mr. Jeffries makes a straightforward case that the district has not prospered and the district office is not efficient enough for constituents.

The New York Times

"Our companies are not efficient enough to compete," said Tomás Iglesias, a retired accountant who now drives a taxi part time.

The New York Times

Expert writing Tips

Best practice

When using "not efficient enough", clearly specify what the subject is not efficient for. This provides context and prevents ambiguity. For example, instead of saying "The process is not efficient enough", state "The process is not efficient enough to meet the increased demand".

Common error

Avoid using "not efficient enough" as a generic criticism without providing specific details or evidence. Instead of just stating a lack of efficiency, quantify the inefficiency or compare it to a benchmark.

Linguistic Context

The phrase "not efficient enough" functions as an adjective phrase modifying a noun, adverbially qualifying the extent of efficiency. It's used to express that something lacks the necessary level of efficiency for a given purpose, as confirmed by Ludwig AI.

Expression frequency: Very common

Frequent in

Science

48%

News & Media

32%

Academia

20%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "not efficient enough" is a grammatically correct and frequently used expression to denote a lack of required efficiency. As Ludwig AI confirms, this phrase is suitable for written English and finds application across diverse fields like science, news, and academia. When employing this phrase, clarity is key; specify the goal or benchmark against which efficiency is measured. While versatile, avoid using it as a vague criticism without concrete evidence. Consider alternatives like "insufficiently effective" or "suboptimal performance" depending on context. In summary, while common and acceptable, impactful use of "not efficient enough" relies on specificity and clear context.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

not quite good enough

Suggests a slight deficiency, implying that something is close but not fully acceptable.

insufficiently effective

Replaces "not efficient enough" with a more formal term emphasizing the lack of desired impact.

lacking sufficient efficacy

A formal way of saying that something doesn't have enough power to produce the wanted effect.

less than satisfactory

Highlights that something is not good enough to fulfill its purpose.

deficient in effectiveness

Highlights a lack of power or capacity to produce the desired result.

suboptimal performance

Focuses on performance quality rather than efficiency, suggesting a standard below the ideal.

inadequate for the task

Focuses on the inability of something to handle a specific job or requirement.

unfit for purpose

Indicates that something is unsuitable or inappropriate for its intended use.

not up to par

An idiomatic expression indicating something doesn't meet expectations or standards.

falls short of expectations

Emphasizes that something doesn't reach the anticipated level or outcome.

FAQs

How can I rephrase "not efficient enough" to sound more formal?

In formal contexts, you could use phrases like "insufficiently effective", "suboptimal performance", or "lacking sufficient efficacy" to convey a similar meaning with greater sophistication.

What are some alternatives to "not efficient enough" in casual conversation?

For more casual conversation, consider using alternatives like "not up to par", "not quite good enough", or "falls short of expectations".

Is it grammatically correct to say "not efficient enough"?

Yes, the phrase "not efficient enough" is grammatically sound and commonly used to express that something doesn't meet the required level of efficiency. Ludwig AI confirms that the phrase is correct and usable in written English.

How can I make my sentences using "not efficient enough" more impactful?

To increase the impact of your sentences, provide specific details about why something is "not efficient enough". For example, instead of saying "The system is not efficient enough", explain what the system fails to achieve or what resources it wastes.