English

eye-opener

From eye + opener.

A compound of eye + opener

Proto-Indo-European *h₃ekʷ- ‘eye’

Proto-Germanic *augô

Proto-West Germanic *augā

Old English ēage

Middle English e

English eye

Old English openere

Middle English oppinnare

Today it means

noun Something that causes the eyes to open, or that opens the eyes.

Language periods are conventional ranges, not dates for this word.

Etymograph / eye-opener