Also see definition of "Omega" in Bible Study Dictionaries
Word Study
Omega
CIDE DICTIONARY
Omega, n. [NL., fr. Gr. 'w^ me`ga, i.e., the great or long o. Cf. Mickle.].
- The last letter of the Greek alphabet. See Alpha. [1913 Webster]
- The last; the end; hence, death. [1913 Webster]"“Omega! thou art Lord,” they said." [1913 Webster]"The alpha and omega of science." [1913 Webster]
OXFORD DICTIONARY
Omega, n.
1 the last (24th) letter of the Greek alphabet.
2 the last of a series; the final development.
1 the last (24th) letter of the Greek alphabet.
2 the last of a series; the final development.
Etymology
Gk, o mega = great O
THESAURUS
Omega
Z, apodosis, catastrophe, ceasing, cessation, coda, conclusion, consummation, crack of doom, culmination, curtain, curtains, death, decease, denouement, destination, destiny, doom, effect, end, end point, ending, envoi, epilogue, eschatology, expiration, fate, final solution, final twitch, final words, finale, finality, finis, finish, goal, izzard, last, last breath, last gasp, last things, last trumpet, last words, latter end, payoff, period, peroration, quietus, resolution, resting place, stoppage, stopping place, swan song, term, terminal, termination, terminus, windupROGET THESAURUS
Omega
End
N end, close, termination, desinence, conclusion, finis, finale, period, term, terminus, endpoint, last, omega, extreme, extremity, gable end, butt end, fag-end, tip, nib, point, tail, verge, tag, peroration, bonne bouche, bottom dollar, tail end, rear guard, consummation, denouement, finish, fate, doom, doomsday, crack of doom, day of Judgment, dies irae, fall of the curtain, goal, destination, limit, determination, expiration, expiry, extinction, extermination, death, end of all things, finality, eschatology, break up, commencement de la fin, last stage, turning point, coup de grace, deathblow, knock-out-blow, sockdolager, ending, final, terminal, definitive, crowning, last, ultimate, hindermost, rear, caudal, vergent, conterminate, conterminous, conterminable, ended, at an end, settled, decided, over, played out, set at rest, conclusive, penultimate, last but one, last but two, unbegun, uncommenced, fresh, finally, in fine, at the last, once for all, as high as Heaven and as deep as hell, deficit omne quod nascitur, en toute chose il faut considerer la fin, finem respice, ultimus Romanorum.Also see definition of "Omega" in Bible Study Dictionaries
For further exploring for "Omega" in Webster Dictionary Online