they are invariable

USAGE SUMMARY

The phrase "they are invariable" is correct and usable in written English.
It can be used to describe something that does not change or is constant in nature. Example: "In this experiment, the results show that the variables are invariable under controlled conditions."

✓ Grammatically correct

Science

Encyclopedias

News & Media

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

A defining characteristic of mass nouns, like milk, gold, furniture, wisdom and love, is that they are invariable in grammatical number, while count nouns, like rabbit, bottle, table, idea and set, can be used in the singular and in the plural.

SEP

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

Adverbs, prepositions, conjunctions, and interjections are invariable.

Encyclopedia Britannica

When α=1, the ranges of these sub-histograms are invariable.

EURASIP Journal on Image and Video Processing

This framework presumes that the rates of return required by investors are invariable and any future returns remain unforecastable.

Financial Innovation

The waste heat simulated for the experimental water purification system is lower than 1 kW, while temperature and lithium bromide concentration are invariable in huge systems.

Desalination

The description just given of epistêmê makes scientific knowledge into a deductive system in which the relations among terms are invariable and necessary.

SEP

(6.6) and (6.7) we know that λ i ( t ) e δ t ( i = 1, 2 ) are invariable by the change of time t.

Advances in Difference Equations

These data fall into two types: static data, which are invariable in time, and dynamic data, which evolve according to fluid motions in the reservoir.

Journal of Computational and Applied Mathematics

Such meetings are invariable portrayed as a test of wills, with Putin besting his "opponent" and forcing them to conform to Russia's demands.

Huffington Post

This conclusion is based on our observation that rDNA RFLPs are invariable among tissues of the same individual.

Plosone

We further assumed that both μ and r, the per nucleotide recombination rate at neutral sites, are invariable across populations (but vary among loci).

Plosone

Expert writing Tips

Best practice

Use "they are invariable" when describing quantities, qualities, or characteristics that consistently do not change under specific conditions.

Common error

Avoid using "they are invariable" to describe entities that might change under different circumstances. Ensure the context clearly defines the scope within which the invariability applies.

Linguistic Context

The phrase "they are invariable" functions as a descriptive statement, indicating that certain entities or properties remain constant and do not undergo changes. Ludwig AI confirms its grammatical correctness and usability.

Expression frequency: Common

Frequent in

Science

73%

News & Media

12%

Encyclopedias

7%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "they are invariable" is a grammatically correct and usable expression to describe entities or characteristics that remain constant. As Ludwig AI confirms, it is most frequently found in scientific and formal contexts to convey stability and immutability. While there are various alternatives such as "they remain constant" and "they do not change", the choice depends on the specific nuance you wish to convey. When using this phrase, ensure the context clearly defines the scope within which the invariability applies.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

they remain constant

Emphasizes ongoing stability without variation.

they are unchanging

Highlights the absence of modification or alteration.

they are unvarying

Emphasizes the absence of any variation or fluctuation.

they do not change

A simple, direct way of stating a lack of alteration.

they stay the same

Suggests maintaining an identical state over time.

they are consistent

Focuses on uniformity and agreement in behavior or properties.

they are stable

Indicates resistance to disturbance or alteration.

they are fixed

Implies being firmly in place and unmovable.

they are immutable

Suggests being unchangeable and permanent.

they are permanent

Implies that something will last forever without changing.

FAQs

How can I use "they are invariable" in a sentence?

You can use "they are invariable" to describe something that doesn't change under specific conditions. For example, "Under these conditions, the measurements "they are invariable"."

What can I say instead of "they are invariable"?

You can use alternatives like "they remain constant", "they do not change", or "they stay the same" depending on the context.

Which is correct, "they are invariable" or "they are invariably"?

"They are invariable" is correct when describing something that does not change. "Invariably" is an adverb, so "they are invariably" would modify the verb "are", which doesn't make sense in this context.

What's the difference between "they are invariable" and "they are consistent"?

"They are invariable" means they never change, while "they are consistent" implies they behave in the same way, but could still potentially change over time.