requester

from WordNet (r) 3.0 (2006)

requester
    n 1: one praying humbly for something; "a suppliant for her
         favors" [syn: {petitioner}, {suppliant}, {supplicant},
         {requester}]

from The Collaborative International Dictionary of English v.0.48

Requester \Re*quest"er\ (-?r), n.
   One who requests; a petitioner.
   [1913 Webster]

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