Word Study
duty period
WORDNET DICTIONARY
Noun duty period has 1 sense
- duty period(n = noun.time) shift, work shift - the time period during which you are at work; Array is a kind of hours
is a part of workday, working day
has particulars: go, spell, tour, turn, trick, watch, day shift, evening shift, swing shift, graveyard shift, night shift, split shift
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