Synonym: alertness, wakefulness, watchfulness, weather eye. Similar words: vigilant, vigil, glance, balance, parlance, balanced, petulance, ambulance. Meaning: ['vɪdʒɪləns] 
n. 1. the process of paying close and continuous attention 2. vigilant attentiveness.
n. 1. the process of paying close and continuous attention 2. vigilant attentiveness. 
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(91) We can't slacken our vigilance just because nothing unusual has cropped up.
(92) The experiment 1 examined the effects of boredom proneness (BP) and signal rate on performance and state boredom in cognitive vigilance.
(93) Don't slacken your vigilance.
(94) Our vigilance was stimulated by our finding traces of a large encampment?
(95) Those who need vigilance is: Grey apology writings brush? makes negative capital likely.
(96) He still lay quiet, watching with jealous vigilance every movement below,[http://sentencedict.com/vigilance.html] and fast regaining his breath.
(97) The warnings given to you previously remain and I exhort vigilance and alertness.
(98) We should maintain vigilance for patients with placental factors such as placenta previa and abruptio placentae.
(99) Whenever I got any loop-hole to evade the vigilance of my warders and could contrive to reach the golabari I felt I had a holiday indeed.
(100) Activities often go out at night, children, their dress color should be added reflective material and fluorescent material, it can lead pedestrians and vehicles attention and vigilance.
(101) This is inevitable and beyond all doubt , and under no circumstances must we relax our vigilance.
(102) Is this not serious enough for us to heighten our vigilance?
More similar words: vigilant, vigil, glance, balance, parlance, balanced, petulance, ambulance, on balance, freelance, balance of, nonchalance, surveillance, glance through, hang in the balance, jubilant, philander, philanthropic, philanthropist, melancholy, carte blanche, dance, cancer, cancel, dancer, stance, france, nuance, chance, enhance.