'Require' is Latin for 'seek again' — kin to 'query,' 'quest,' 'question,' 'acquire,' and 'conquer.'
To need for a particular purpose; to demand as obligatory; to call for as necessary.
From Middle English 'requiren,' from Old French 'requerre' (to seek, to ask for, to demand), from Vulgar Latin *requaerere, altered from Latin 'requīrere' (to seek again, to ask for, to need), from 're-' (again, back) + 'quaerere' (to seek, to ask, to inquire). The Latin 'quaerere' is the ancestor of an enormous English word family including 'query,' 'quest,' 'question,' 'inquire,' 'acquire,' 'conquer,' and 'exquisite.' The shift from 'seeking' to 'needing' reflects the idea that what you
The Latin verb 'quaerere' (to seek) may be the single most productive Latin root in English. From it come: 'question' (a seeking), 'quest' (a seeking), 'query' (a seeking), 'inquire' (to seek into), 'acquire' (to seek toward), 'require' (to seek again), 'conquer' (to seek together, i.e., to search out and subdue), and 'exquisite