necessity

necessity [nescessity] n

Fr. < L. necesse, needful, necessary.

1. Poverty; want; difficulty; neediness; helplessness; [fig.] lowly status.
2. Urgency; emergency; crisis.
3. Expediency; qualification; prerequisite.
4. Demand; basic instinct; [fig.] hunger pang.
5. Basic item; essential element; primary component; critical factor.
6. Need; desire; preference; requirement.