E.T.A.とは 意味・読み方・使い方

発音

• (英国発音, Commonwealth) enPR: ēʹtə, IPA: /ˈiːtə/
• (米国発音) enPR: āʹtə, IPA: /ˈeɪtə/
• 韻: -iːtə, -eɪtə

名詞

eta (plural etas)

1. The seventh letter of the Modern Greek alphabet, the eighth in Old Greek.
   • 2022, R. F. Kuang, Babel, HarperVoyager, page 25:

     Greek was an exercise in making the familiar strange. Its alphabet mapped onto the Roman alphabet, but only partly so, and often letters did not sound how they looked — a rho (Ρ) was not a P, and an eta (Η) was not an H.

2. (particle physics) A kind of electrically neutral meson having zero spin and isospin.

派生語

関連する語

• heta

参考

• (Greek-script letter names) alpha, beta, gamma, delta, epsilon, zeta, eta, theta, iota, kappa, lambda, mu, nu, xi, omicron, pi, rho, sigma, tau, upsilon, phi, chi, psi, omega

語源 2

From Japanese 穢多 (“full of filth”) (literal translation, now considered derogatory in Japan).

発音

• enPR: āʹtə, IPA: /ˈeɪtə/

名詞

eta (plural etas or eta)

1. A social outcast in Japan who is subjected to menial work, making up a class or caste of such people.

参考

• burakumin

語源 3

名詞

eta (plural etas)

1. Alternative form of ita (“kind of palm tree”).

アナグラム

• æt., -ate, eat, Tea, AET, aet, tea, a.e.t., aet., TEA, ate, Até, Atë