English Dictionary

omega

/ˈəʊmɛɡə/

noun

The twenty-fourth letter of the Classical and the Modern Greek alphabet, and the twenty-eighth letter of the Old and the Ancient Greek alphabet, i.e. the last letter of every Greek alphabet. Uppercase version: Ω; lowercase: ω.

I take omega supplements every day.

意味（1）

The twenty-fourth letter of the Classical and the Modern Greek alphabet, and the twenty-eighth letter of the Old and the Ancient Greek alphabet, i.e. the last letter of every Greek alphabet. Uppercase version: Ω; lowercase: ω.

2013, Albert Schachter & Fabienne Marchand, “Fresh Light on the Institutions and Religious Life of Thespiai: Sixe New Inscriptions from the Thespiai Survey”, in Paraskevi Martzavou & Nikolaos Papazarkadas, editor, Epigraphical Approaches to the Post-Classical, Polis, page 284:

意味（2）

(often capitalized) The end; the final, last or ultimate in a sequence.

I am the Alpha and the Omega, the First and the Last, the Beginning and the End.

意味（3）

(physics) Angular velocity; symbol: ω.

The ratio between the rho and omega cross section is obtained.

意味（4）

(slang) An omega male.

意味（5）

(finance) The percentage change in an option value divided by the percentage change in the underlying asset's price.

意味（6）

(fandom slang) In omegaverse fiction, a person of a submissive secondary sex driven by biology, magic, or other means to bond with an alpha, with males of this type often being able to get pregnant.

Often omegas go into heat and release pheromones that drive alphas wild.