It has long been known vs It has been known for long

Both phrases are correct, but they are used in slightly different contexts. 'It has long been known' is a more common and natural way to express that something has been known for a considerable amount of time. On the other hand, 'it has been known for long' is less common and may sound a bit awkward to native English speakers.

Last updated: March 24, 2024 • 16503 views

It has long been known

This phrase is correct and commonly used in English to indicate that something has been known for a significant period of time.

This phrase is used to convey that a fact or information has been known for a considerable duration.

Examples:

It has long been known that exercise is good for health.
It has long been known that smoking is harmful.
It has long been known that the Earth is round.

Show examples from the web [+]
Last updated: November 08, 2024

The following list of phrases and their definitions will help you to understand that mysterious language of science and medicine. 1. IT HAS LONG BEEN KNOWN
Aug 14, 2015 ... My suggestion on how to improve the wording: 1) It has long been known that ... 2) Since time immemorial, it has been known that ...
Jan 14, 2019 ... It has long been known that prolonged time sitting is associated with poor health outcomes. The difficulty is that many of us have jobs or ...
May 10, 2021 ... It has long been known that Caputo makes the best "regular" flour (00) for pizza. So, I suppose, if anyone could get gluten free pizza flour ...
Another way to say It Has Long Been Known? Synonyms for It Has Long Been Known (other words and phrases for It Has Long Been Known).
Mar 22, 2012 ... It has long been known that cigarettes contain Polonium, one of the most radioactive elements on the periodic table. In addition to quitting ...
Oct 13, 2022 ... It has long been known that the first motion picture registration was made in 1893. But no one had been able to tie that registration to an ...
Sep 25, 2021 ... It has long been known that Windows 7 keys take a long time to check... Quote Originally Posted by Superfly. Windows 7 key checking has ...
Aug 15, 2019 ... It has long been known that the rate of oxidative metabolism (the process that uses oxygen to convert food into energy) in any animal has a ...
It has long been known that the complement content of guinea-pig serums shows definite variations during the winter months. During this season the titer of ...

Alternatives:

It has been known for a long time
It has been known for a while
It has been known for ages
It has been known for centuries
It has been known for a considerable period

It has been known for long

This phrase is grammatically correct but less common in English. It may sound a bit awkward to native speakers.

This phrase can be used to convey the idea that something has been known for a significant duration, but it is less commonly used than 'it has long been known.'

Examples:

It has been known for long that she is a talented singer.

Show examples from the web [+]
Last updated: November 08, 2024

Mar 6, 2024 ... ... ' has been available. By only doing hydrix dragons in the dungeon. So it has been known for long time. Upvote 5. Downvote Reply reply
Jul 12, 2022 ... It has been known for long that fungi, bacteria, and plants produce a vast array of such metabolites, but their discovery has been mostly ...
It has been known for long to be acutely toxic to livestock and sublethal chronic oral feeding of bracken fronds leads to cancerous lesions in the urinary ...
Aug 8, 2014 ... It's pretty annoying that it has been known for long on the D-Link Official Forum, it has also been reported to the D-Link Tech Support and they ...
It has been known for long that PTEN phosphorylation at the C-terminal tail, in particular by CK2, contributes to the st …
It has been known for long that epidermal tissue coring and deposition in structures deep under can happen when using hollow needles with or without stylet.
Apr 3, 2018 ... It has been known for long that some of these massive black holes eject spectacular plasma jets at a near speed-of-light that can extend far ...
Feb 16, 2024 ... But it has been known for long that it is ultimately not a matter of the artist's style, but of his power, the depths of his expression, and ...
Sep 6, 2020 ... But that is my opinion, Feel free to tell me yours... 2: It has been known for long that SSDs need some "left over-space" to operate at best..
It has been known for long that the anodic oxidation of methanol in alkaline media is more feasible than in acidic media [1], [2], [3]. Then, while most ...

Alternatives:

It has long been known
It has been known for a long time
It has been known for a while
It has been known for ages
It has been known for centuries

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It has long been known vs It has been known for long