thirty-plus years

USAGE SUMMARY

The phrase "thirty-plus years" is correct and usable in written English.
It can be used to indicate a duration of time that exceeds thirty years, often in contexts discussing experience or tenure. Example: "She has been working in the industry for thirty-plus years, making her one of the most experienced professionals in the field."

✓ Grammatically correct

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

40 human-written examples

Over the last thirty-plus years most of that refugee quota has gone unfilled.

Cornell University

Thirty-plus years ago, few would have predicted that Vietnam and the United States would someday come together.

The Washington Post

I have by now celebrated Thanksgiving in several different places in New York, of course, where we are now on our thirtieth semi-continuous year of hosting the feast for a table full of friends; in Paris, which explains why those thirty-plus years are semi-continuous; and even in London, at a friend's table.

The New Yorker

Her Ramona remained slightly retrograde, emphatically middlebrow, and basically banal throughout its thirty-plus years of intensive development.

Johns Hopkins University

Certainly in the thirty-plus years I've been working I have seen many smart, enthusiastic and upright people get fired.

Forbes

After all, the mystery is what made that movie so cool, and so much cooler than the explanation we were given some thirty-plus years later.

Forbes

Human-verified similar examples from authoritative sources

Similar Expressions

20 human-written examples

Cracker Barrel is a thirty-plus year customer that we grew with.

Forbes

But fighting has been raging now for two-plus years.

The Washington Post

To recruit alumni with six-plus years professional experience, post in our permanent jobs listings.

Cornell University

After Barnard [undergrad], I went into the Peace Corps in Kenya for two-plus years.

Harvard University

Has that changed in the six-plus years he has been in office?

Columbia University

Expert writing Tips

Best practice

Consider using more precise language if the exact number of years is known and relevant to the context. For example, specify "thirty-five years" instead of "thirty-plus years" for greater accuracy.

Common error

Avoid using "thirty-plus years" when the exact duration is significantly longer than thirty years (e.g., fifty years). In such cases, a more accurate descriptor like "nearly fifty years" or "over forty years" would be more appropriate.

Linguistic Context

Adverbial modifier of time: "Thirty-plus years" typically functions as an adverbial phrase, modifying verbs or clauses to indicate the duration of an event or state. As Ludwig AI confirms, the phrase is grammatically sound and usable in written English. For example, "She has been working in the industry for thirty-plus years."

Expression frequency: Common

Frequent in

News & Media

75%

Academia

20%

Science

5%

Less common in

Formal & Business

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "thirty-plus years" is a grammatically correct and commonly used expression to indicate a period exceeding three decades. As Ludwig AI confirms, it's usable in written English and serves to provide context about the longevity or experience related to a subject. It is most frequently found in News & Media and Academic sources, maintaining a neutral register suitable for a wide range of contexts. When using this phrase, ensure clarity by making it evident that the duration is indeed longer than thirty years. For greater precision, consider alternatives like "more than thirty years" or specifying the approximate duration if known.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

more than thirty years

This alternative uses a more direct quantifier to indicate a period exceeding thirty years.

over thirty years

This option is a simple and common way to express a duration longer than thirty years.

three decades plus

This phrase uses "decades" to specify the time period, adding a slightly more formal tone.

thirty years or more

This alternative is straightforward and emphasizes the minimum duration.

in excess of thirty years

This option provides a more formal and emphatic way of stating that the duration exceeds thirty years.

thirty odd years

This phrase uses "odd" to indicate an approximate duration slightly longer than thirty years.

a little over thirty years

This alternative emphasizes the slight excess over the thirty-year mark.

approximately thirty years

This phrase presents an estimated duration close to thirty years.

around thirty years

This indicates that the duration is close to, but not necessarily more than, thirty years.

three decades and some

This phrase uses "decades" and adds "some" to suggest a period slightly longer than three decades.

FAQs

What does "thirty-plus years" mean?

The phrase "thirty-plus years" indicates a period of time that is longer than thirty years, but the exact duration beyond thirty years is unspecified. It suggests an approximate duration exceeding three decades.

What are some alternatives to using "thirty-plus years"?

You can use alternatives like "more than thirty years", "over thirty years", or "three decades plus" to express a similar meaning.

Is "thirty-plus years" formal or informal?

"Thirty-plus years" is generally considered neutral in formality. It is suitable for most contexts, but more formal situations might benefit from alternatives such as "in excess of thirty years".

When should I avoid using "thirty-plus years"?

Avoid using "thirty-plus years" when the exact duration is known and relevant, or when the duration significantly exceeds thirty years (e.g., fifty years). In these cases, specifying the approximate duration, such as "nearly fifty years", provides greater clarity.