v. i. [ AS. is; akin to G. & Goth. ist, L. est, Gr. &unr_;, Skr. asti. √9. Cf. Am, Entity, Essence, Absent. ] The third person singular of the substantive verb be, in the indicative mood, present tense;
☞ In some varieties of the Northern dialect of Old English, is was used for all persons of the singular. [ 1913 Webster ]
For thy is I come, and eke Alain. Chaucer. [ 1913 Webster ]
Aye is thou merry. Chaucer. [ 1913 Webster ]
☞ The idiom of using the present for future events sure to happen is a relic of Old English in which the present and future had the same form; as, this year Christmas is on Friday. [ 1913 Webster ]
To-morrow is the new moon. 1 Sam. xx. 5.
See Iso-. [ 1913 Webster ]
(Bot.) A favorite sweet American grape of a purple color. See
(Zool.) A common American moth (Pyrrharctia isabella), of an isabella color. The larva, called
a. Of an isabel or isabella color. [ 1913 Webster ]
a. [ Is- + Gr.
n. [ L., fr. Fr. &unr_;, fr. &unr_; to introduce; &unr_; into + &unr_; to lead. ] An introduction. [ Obs. ] Harris.