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Prepositions after nouns and modifiers

Roundtable on, with, in, of, and for

Roundtable is usually a noun. The most common pattern is roundtable on a topic.

Quick answer

Which prepositions fit with roundtable?

Roundtable on is the standard way to introduce a discussion topic. Roundtable with introduces participants. In and for depend on the sentence. Roundtable of is uncommon except in longer noun phrases.

They held a roundtable on climate policy
We joined a roundtable with local leaders

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
roundtable on + topic

Naming the subject of discussion

On introduces the issue being discussed.

The university hosted a roundtable on digital privacy
2
roundtable with + participants

Naming participants

With introduces the people taking part.

She spoke at a roundtable with journalists
3
in a roundtable

Referring to participation

In describes involvement inside the event.

He spoke in a roundtable yesterday.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
roundtable on
a roundtable on trade
discussion about a topic
roundtable with
a roundtable with students
discussion including participants
roundtable in
She participated in a roundtable.
in belongs to the verb participate
roundtable for
a roundtable for young entrepreneurs
intended audience
roundtable of
a roundtable of experts
group composition; less common

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using of for the topic

On is the normal preposition for discussion topics.

✕ a roundtable of education reform ✓ a roundtable on education reform

Confusing with and on

With names people, while on names subjects.

✓ a roundtable with doctors on rural healthcare

Quick practice

Choose the expression that matches the intended meaning.

1. They organised a roundtable ___ energy policy.
2. She joined a roundtable ___ business owners.
3. He spoke ___ a roundtable last week.

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Frequently asked questions

Is roundtable mainly a noun?

Yes. It usually refers to a meeting or discussion.

Can I say roundtable discussion on something?

Yes. That is a very common structure.

Is roundtable of common?

It is possible in phrases like roundtable of experts but less common overall.

racist-in-against-for-to, towards "radical in" or "radical for"? rampant in, among, with, on or throughout? "rare in" or "rare for"? "rational for" or "rational in"? "raw in", "raw for" or "raw with"? reachable by, from, on, in or through? "reactive to", "reactive rather" or "reactive in"? ready for, to, in, at or by? "realistic about" or "realistic in"? "real to", "real for" or "real in"? rearing of, as or on?

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