open-eyed

adjective

ˌō-pən-ˈīd 

1

: having the eyes open

2

: carefully observant : discerning

Synonyms

• alert
• Argus-eyed
• attentive
• awake
• observant
• tenty [Scottish]
• tentie
• vigilant
• watchful
• wide-awake

Examples of open-eyed in a Sentence

an open-eyed deer cautiously grazed in the backyard

Recent Examples on the Web

For Hazony, the common good can be divined from an open-eyed examination of history and nature. —Charles King, Foreign Affairs, 20 June 2023

Word History

First Known Use

1565, in the meaning defined at sense 2

Kids Definition

open-eyed

adjective

ˌō-pə-ˈnīd

1

: having the eyes open

2

: watching carefully : alert