"requirements" in the noun sense
1. requirement, demand
required activity
"the requirements of his work affected his health"
"there were many demands on his time"
2. necessity, essential, requirement, requisite, necessary
anything indispensable
"food and shelter are necessities of life"
"the essentials of the good life"
"allow farmers to buy their requirements under favorable conditions"
"a place where the requisites of water fuel and fodder can be obtained"
3. prerequisite, requirement
something that is required in advance
"Latin was a prerequisite for admission"
Source: WordNet® (An amazing lexical database of English)
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