vigilant

Definitions


[ˈvɪdʒɪlənt], (Adjective)

Definitions:
- keeping careful watch for possible danger or difficulties
(e.g: the burglar was spotted by vigilant neighbours)


Phrases:

Origin:
late 15th century: from Latin vigilant- ‘keeping awake’, from the verb vigilare, from vigil (see vigil)




definition by Oxford Dictionaries