a fixed hour

USAGE SUMMARY

The phrase "a fixed hour" is correct and usable in written English.
It can be used to refer to a specific time that is set and does not change, often in contexts like scheduling or appointments. Example: "The meeting is scheduled for a fixed hour, so please be on time."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

Their efforts underscored how difficult it can be for a publisher to enforce a fixed hour of publication analogous to the opening night of a movie, especially under the relatively liberal free speech laws of the United States.

The New York Times

Sampling for biochemical markers was standardised by obtaining blood at a fixed hour after an over-night fast.

EJNMMI Research

During 1 month before ablation, patients were instructed to use an event recorder for transmitting a daily transtelephonic 30 s ECG strip at a fixed hour.

Europace

Human-verified similar examples from authoritative sources

Similar Expressions

55 human-written examples

Labour's policy is to tackle the exploitative use of zero-hours contracts, for example by ensuring that employees who have worked regular hours over a year automatically get a fixed hours contract.

The Guardian

Shirley Wang, who is employed at Sky City Casino in Auckland on a fixed-hour contract and is an active Unite member, says the next hurdle is to move workers to banded employment contracts – in which the average hours they work are measured over a year, and the employee is then offered that many hours on a regular basis.

The Guardian

It says 1.8 million Britons work for firms that do not guarantee them any fixed hours, and adds that business organisation the CBI is "unhappy" at Labour's plan.

BBC

Female NOD/ShiLtJ mice (001976; The Jackson Laboratory, Bar Harbor, ME, USA), obtained at 5 weeks of age, were housed four per cage at 24°C on a fixed 12-hour light/12-hour dark cycle, and had ad libitum access to water and rodent chow (5001; Purina, St Louis, MO, USA).

Diabetes, Metabolic Syndrome and Obesity: Targets and Therapy

Animals were housed at SUNY Upstate Medical University in a temperature and humidity controlled environment on a fixed 12 hour light-dark cycle.

Behavioral and Brain Functions

Mice were housed in a barrier facility at 22°C on a fixed 12-hour light and 12-hour dark cycle with free access to water and standard rodent chow (9F 5021; Purina, St Louis, MO).

Plosone

Mice were housed in a barrier facility at 22°C on a fixed 12-hour light and 12-hour dark cycle and were fed rodent chow # 5001 (Purina, St . Louis MO) ad libitum.

Plosone

All mice analyzed were maintained in an AAALAC-accredited animal facility at Lexicon Pharmaceuticals Inc. Mice were housed in a barrier facility at 22°C on a fixed 12-hour light and 12-hour dark cycle with free access to water and standard rodent chow (9F 5021; Purina, St Louis, MO).

Plosone

Expert writing Tips

Best practice

When scheduling events or procedures, use "a fixed hour" to clearly indicate that the time is not flexible and must be adhered to.

Common error

Do not use "a fixed hour" when referring to an approximate time. Instead, use phrases like "around an hour" or "approximately one hour" to indicate a less precise duration.

Linguistic Context

The phrase "a fixed hour" primarily functions as a noun phrase that specifies a particular point in time. It is frequently used to denote a scheduled or predetermined time, often in scientific or medical contexts. As confirmed by Ludwig AI, the phrase is grammatically correct.

Expression frequency: Rare

Frequent in

Science

66.66%

News & Media

33.33%

Formal & Business

0%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "a fixed hour" is a grammatically correct noun phrase used to indicate a specific, unchangeable point in time. Ludwig AI confirms its validity. While its usage is relatively rare, it's particularly common in scientific and news-related contexts where precision and adherence to schedules are crucial. Alternatives like "a specific hour" or "a set time" can be used depending on the desired level of formality and emphasis on flexibility. When using "a fixed hour", ensure clarity by specifying the context and avoiding its use for approximate times.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a specific hour

Replaces "fixed" with "specific", emphasizing the precise nature of the time.

a set hour

Substitutes "fixed" with "set", implying a predetermined time.

a scheduled hour

Replaces "fixed" with "scheduled", highlighting that the time is part of an arrangement.

a designated hour

Changes "fixed" to "designated", indicating an officially assigned time.

a particular hour

Uses "particular" instead of "fixed" to denote a certain time.

a stipulated hour

Replaces "fixed" with "stipulated", suggesting a time that has been formally agreed upon.

an appointed hour

Substitutes "fixed" with "appointed", referring to a prearranged time.

a prearranged hour

Uses "prearranged" instead of "fixed", explicitly stating that the time was arranged beforehand.

a predetermined hour

Changes "fixed" to "predetermined", emphasizing that the time was decided in advance.

a certain hour

Uses "certain" instead of "fixed" to denote a specific but not necessarily pre-planned time.

FAQs

How can I use "a fixed hour" in a sentence?

You can use "a fixed hour" to refer to a specific, unchangeable time for an event or task. For example, "The experiment requires blood samples to be taken at "a fixed hour" after fasting."

What's the difference between "a fixed hour" and "a set time"?

While both phrases indicate a specific point in time, ""a fixed hour"" often implies less flexibility or room for adjustment compared to "a set time".

What are some alternatives to using "a fixed hour"?

Depending on the context, you could use alternatives like "a specific hour", "a scheduled hour", or "a designated hour".

Is it more appropriate to say "at a fixed hour" or "at a specific hour"?

Both are grammatically correct, but ""a fixed hour"" often suggests a more rigid, predetermined timeframe, whereas "a specific hour" is a more general term.