Definition

1. Adjective:
   • Extremely vigilant and observant: Being very watchful, alert, and attentive, especially to potential danger or detail.
   • Having very sharp or keen eyesight: Possessing exceptionally good vision, able to see small details from afar.

Usage Examples

• Adjective:
  • The argus-eyed security guard noticed the slightest movement in the shadows.
  • An argus-eyed editor will catch every typographical error in the manuscript.
  • With her argus-eyed vision, she could spot birds of prey circling high in the sky.

Advanced Usage

• Descriptive Use: Often used in literary or formal contexts to describe a person, animal, or even a system (like surveillance) that is exceptionally watchful.
  • The argus-eyed scrutiny of the regulatory body ensures compliance with all standards.
• Figurative Use: Can describe abstract concepts like attention, awareness, or scrutiny.
  • He kept an argus-eyed watch on the stock market fluctuations.

Variants and Related Words

• Vigilant (adj): Watchful, especially for danger or difficulty.
• Observant (adj): Quick to notice things.
• Sharp-eyed (adj): Having good eyesight; observant.
• Keen-sighted (adj): Having sharp vision.

Synonyms

• Watchful
• Alert
• Attentive
• Eagle-eyed
• Sharp-sighted

Word Origin and Notes

• Etymology: The term derives from Argus Panoptes, a giant in Greek mythology who had a hundred eyes. After his death, the goddess Hera placed his eyes on the tail of the peacock. The name symbolizes being all-seeing or ever-watchful.
• Note: This is a relatively rare and literary adjective. It is typically used to emphasize an exceptional, almost superhuman level of watchfulness or visual acuity.

Adjective

1. carefully observant or attentive; on the lookout for possible danger
   • a policy of open-eyed awareness
   • the vigilant eye of the town watch
   • there was a watchful dignity in the room
   • a watchful parent with a toddler in tow
2. having very keen vision
   • quick-sighted as a cat