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seize upon

B2 formal inseparable transitive

To eagerly and quickly take advantage of an idea, opportunity, or piece of information; the more formal variant of 'seize on'.

In plain English

To quickly grab onto an idea or chance and use it to your advantage.

What does "seize upon" mean?

2 meanings, ordered from most common to least. Color-coded by CEFR level.

1 B2 idiomatic formal

To enthusiastically and quickly take advantage of an idea, opportunity, or statement, often with opportunistic intent.

"The press seized upon the celebrity's offhand remark and turned it into a national controversy."

Historians have seized upon these letters as key evidence of the king's true intentions.

inseparable
2 B2 idiomatic neutral

To adopt or embrace an idea enthusiastically.

"The young architect seized upon the commission as a chance to prove herself."

inseparable

Literal vs figurative

Words literally mean

To physically grasp something from above — extended to eagerly exploiting an opportunity or idea.

Actually means

To quickly grab onto an idea or chance and use it to your advantage.

Usage tip

More formal and literary than 'seize on'. Common in journalism, academic writing, and political commentary. The distinction between 'seize on' and 'seize upon' is minimal in practice.

Words that pair with "seize upon"

Natural word combinations native speakers use most often.

opportunity idea evidence pretext comment theme

How to conjugate "seize upon"

The five tense forms you'll use most often.

Base
seize upon
I/you/we/they
3rd person
seizes upon
he/she/it
Past simple
seized upon
yesterday
Past participle
seized upon
have + pp
-ing form
seizing upon
continuous

Hear "seize upon" in the wild

Listen to native speakers using "seize upon" in real YouTube videos — click a clip to watch it on Looplines.

Keep exploring

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