noting or pertaining to a long poetic composition, usually centered upon a hero, in which a series of great achievements or events is narrated in elevated style: Homer's Iliad is an epic poem.
2.
resembling or suggesting such poetry: an epic novel on the founding of the country.
3.
heroic; majestic; impressively great: the epic events of the war.
4.
of unusually great size or extent: a crime wave of epic proportions.
–noun
5.
an epic poem.
6.
epic poetry.
7.
any composition resembling an epic.
8.
something worthy to form the subject of an epic: The defense of the Alamo is an American epic.
9.
(initial capital letter) Also called Old Ionic.the Greek dialect represented in the Iliad and the Odyssey, apparently Aeolic modified by Ionic.
Origin: 1580–90; < L epicus < Gk epikós.See epos, -ic
An extended narrative poem in elevated or dignified language, celebrating the feats of a legendary or traditional hero.
A literary or dramatic composition that resembles an extended narrative poem celebrating heroic feats.
A series of events considered appropriate to an epic: the epic of the Old West.
adj.
Of, constituting, having to do with, or suggestive of a literary epic: an epic poem.
Surpassing the usual or ordinary, particularly in scope or size: "A vast musical panorama . . . it requires an epic musical understanding to do it justice"(Tim Page).
Heroic and impressive in quality: "Here in the courtroom . . . there was more of that epic atmosphere, the extra amperage of a special moment"(Scott Turow).
[From Latin epicus, from Greek epikos, from epos, word, song; see wekw- in Indo-European roots.] ep'i·cal·ly adv.
[ep-ik] 
) Also called Old Ionic. the Greek dialect represented in the Iliad and the Odyssey, apparently Aeolic modified by Ionic.