as previously ascertained

USAGE SUMMARY

The phrase "as previously ascertained" is correct and usable in written English.
It can be used when referring back to information or conclusions that have already been established or confirmed in earlier discussions or documents. Example: "As previously ascertained, the project's timeline will remain unchanged despite the recent challenges."

✓ Grammatically correct

Science

News & Media

Wiki

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

However, this is not the case, since the VLA-4 integrin (CD49d/CD29) is actually the only CD49d-containing integrin constitutively expressed by this human thymic epithelial cell preparation, as previously ascertained by immunoprecipitation and cytofluorometry [ 35].

BMC Genomics

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

The incubation period from defined inoculating events to onset of melioidosis was previously ascertained as 1 21 days [13] but the latent period has been documented to be as long as 62 years after exposure [14].

Plosone

The provision requiring that the jury be drawn "of the State and district wherein the crime shall have been committed, which district shall have been previously ascertained by law" is known as the Vicinage Clause.

Wikipedia

Five of the 7 patients that were previously ascertained by serology and RT-PCR as having loss of A or B antigens were methylated at the ABO locus when analyzed by MS-SSCA and COBRA (patients with S prefixes, Table 3).

Plosone

While intranasal immunisation with mannan alone was not included in this experimental series, we have previously ascertained that this induces no H1N1-specific antibody as determined by ELISA and HI assays (data not shown).

BMC Infectious Diseases

Sometimes they said that, sometimes they didn't, depending on what they had previously ascertained about the presence of other Polish people in a locality.

The New Yorker

We have previously ascertained that Echavarren's catalyst 5[ 16] is tolerant of deactivation by sulfur nucleophiles,[ 6g, 8] so 5 was adopted as our preferred catalyst in these studies.

Chemistry - A European Journal

Yet, we previously ascertained that TRIM8 is an important component in controlling the molecular switch that directs p53 toward transcriptional activation of cell cycle arrest genes such as p21 and GADD45 [ 7].

BMC Cancer

We had previously ascertained there were no long term cyclical patterns during few years included.

BMC Health Services Research

Tamoxifen uptake was similar to previously ascertained uptake in a randomised controlled trial (IBIS-I).

British Journal of Cancer

Rinse and dry as previously explained.

WikiHow

Expert writing Tips

Best practice

Use "as previously ascertained" when you need to refer back to a specific fact, conclusion, or determination that has been clearly established and confirmed earlier in a document or discussion. This phrase adds a layer of formality and emphasizes that the information is not new or speculative.

Common error

Avoid using "as previously ascertained" in casual writing or conversation. The phrase can sound overly formal or pretentious in settings where simpler language like "as we already know" or "as mentioned before" would be more appropriate.

Linguistic Context

The phrase "as previously ascertained" functions as an adverbial phrase, modifying a verb or clause to indicate that the information being presented has been established at an earlier point. Ludwig examples show its usage in scientific contexts.

Expression frequency: Uncommon

Frequent in

Science

70%

News & Media

15%

Wiki

15%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "as previously ascertained" is a grammatically correct adverbial phrase used to refer to facts or conclusions already established, according to Ludwig AI. While it is not a very common phrase, its usage is concentrated in scientific, news, and wiki contexts. It is best used in formal writing where referring back to established information is important. Be mindful of its formal tone, avoiding overuse in informal settings. Alternatives include phrases such as "as previously determined" or "as previously established".

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

as previously determined

Replaces "ascertained" with "determined", implying a decision or calculation was made earlier.

as earlier established

Substitutes "ascertained" with "established", suggesting that something was formally set up or proven before.

as previously established

Similar to "as earlier established" but emphasizes that the establishment happened at an earlier time.

as has already been shown

Uses a more verbose structure, emphasizing that something has been demonstrably proven.

as previously demonstrated

Replaces "ascertained" with "demonstrated", suggesting that something was shown or proven by example.

as was previously found

Uses "found" in place of "ascertained", implying the discovery of information or evidence.

as we have already seen

More conversational, directing the audience's attention to something already presented.

as earlier investigations revealed

Formal and implies a thorough inquiry or fact-finding mission took place.

it has been previously confirmed

Passive voice, stressing the confirmation aspect rather than the act of ascertaining.

it was earlier verified

Implies that something was checked or validated previously.

FAQs

How can I use "as previously ascertained" in a sentence?

You can use "as previously ascertained" to refer to information that has already been established or determined. For example, "As previously ascertained, the budget for this project will remain unchanged."

What phrases are similar to "as previously ascertained"?

Alternatives to "as previously ascertained" include phrases such as "as previously determined", "as previously established", or "as earlier investigations revealed".

When is it appropriate to use "as previously ascertained"?

"As previously ascertained" is suitable in formal writing, such as research papers or legal documents, where you need to refer back to a fact or conclusion that has already been clearly established.

What is the difference between "as previously ascertained" and "as previously mentioned"?

"As previously ascertained" implies that something has been confirmed or proven, whereas "as previously mentioned" simply indicates that something has been brought up before, without necessarily implying confirmation.