adjective

agape

agape, wide open

His mouth was agape with surprise.

His mouth was agape with surprise.

She stared, her mouth agape.

She stared, her mouth agape.

(predicative) (with one's mouth) wide open His mouth was agape with surprise.

Synonyms: astonished, amazed, open-mouthed

From Old Norse 'gapa', 'to gape, open the mouth wide'. The 'a-' is a form of 'on'.

Think of 'a gap' in your mouth when you are shocked, so you are 'agape'.

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