What does hi-vis mean?
Hi-vis means (clothing) High-visibility..
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/haɪˈvɪz/ · adjective
(clothing) High-visibility..
A Hi-Vis jacket which can be worn over either of the other jackets or instead of them.
[…] possibly by waving a hi-vis vest or even just being visible in one.
[…] and if hi-vis garments are not worn, it is all too easy for a motorist not to spot you until it is too late.
These are not people – builders, airport staff, police officers – who need to be seen for safety. These are men wearing hi-vis for its aesthetic value.
Use hi-vis when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Hi-vis means (clothing) High-visibility..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
A Hi-Vis jacket which can be worn over either of the other jackets or instead of them.
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