(formal) very careful to notice any signs of danger or trouble:
A pilot must remain vigilant at all times. * The thief was spotted by vigilant neighbours.
vigilance noun [U]:
She stressed the need for constant vigilance.
vigilantly adverb
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About this entry
This is a English–English dictionary entry.
Sourced from Main Dictionary in Lughet's collection.
This word also appears under other sources in Lughet's collection — see the list below.
This entry for vigilant is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is vigilant a noun, verb, or something else?
In this entry, vigilant is tagged as adjective.
Does vigilant appear elsewhere on Lughet?
Yes — vigilant appears under other sources or language pairs in Lughet's collection. See the list below.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.