Learn English – the meaning of “of” in “be of interest”

meaning

What is the meaning of "be of interest" in the following sentence,

The lecture will be of interest to history students.

?

Does "The lecture will be of interest to history students" mean
"The lecture of interest will be to history students" ?

What is the meaning of "of" in the sentence?

Does "of" in "be of interest" mean "of" in "a leaf of tree" ?

Best Answer

It means that history students will be interested in the lecture.

The "of" in "be of interest" is part of an idiomatic expression. Please review the following post in ell.stackexchange.com describing the Meaning and usage of “be of”

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