a.
Vigilant, watchful, alert, all-observant, discerning, perspicacious, sharp-sighted, quick-sighted, lynx-eyed, hawk-eyed.
ARGUS-EYED
Meaning of ARGUS-EYED in English
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012
a.
Vigilant, watchful, alert, all-observant, discerning, perspicacious, sharp-sighted, quick-sighted, lynx-eyed, hawk-eyed.
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012