Webster’s Revised Unabridged Dictionary · 1913
I
I (ī), pron. [poss. My (mī) or Mine (mīn); object. Me (mē). pl. nom. We (wē); poss. Our (our) or Ours (ourz); object. Us (ŭs).] [OE. i, ich, ic, AS. ic; akin to OS. & D. ik, OHG. ih, G. ich, Icel. ek, Dan. jeg, Sw. jag, Goth. ik, OSlav. az', Russ. ia, W. i, L. ego, Gr. ἐγώ, ἐγών, Skr. aham. √179. Cf. Egoism.] The nominative case of the pronoun of the first person; the word with which a speaker or writer denotes himself.