Dictionary.com
Thesaurus.com
Synonyms

watchful

American  
[woch-fuhl] / ˈwɒtʃ fəl /

adjective

  1. vigilant or alert; closely observant.

    The sentry remained watchful throughout the night.

    Synonyms:
    wary, cautious, circumspect, careful, heedful, attentive
  2. Archaic. wakeful.


watchful British  
/ ˈwɒtʃfʊl /

adjective

  1. vigilant or alert

  2. archaic not sleeping

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See alert.

Other Word Forms

  • self-watchfulness noun
  • unwatchful adjective
  • unwatchfully adverb
  • unwatchfulness noun
  • watchfully adverb
  • watchfulness noun

Etymology

Origin of watchful

First recorded in 1540–50; watch + -ful

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She and her two siblings grew up under the watchful eye of a taxidermied chicken in a museum case that her parents picked up on their honeymoon.

From The Wall Street Journal

Certain conversations are had away from Nguyen’s watchful camera, and we’re often only left with the aftermath as BTS tries to make do with the demands on their time and creativity.

From Salon

We entered a waiting room jammed with people and sat down under the watchful eyes of the soldier.

From Literature

Another woman in the lawsuits told The Times, “I want people to know that parents need to be more watchful of the police officer working in Explorer academies.”

From Los Angeles Times

The lesson: If you’re like us, with all your systems wired together in countless automatic ways, use a different account, or keep a watchful eye on all your systems.

From The Wall Street Journal