delta

delta, ae, f. or indecl. n., = δέλτα,

• the fourth letter of the Greek alphabet, delta, Δ: non formam at vocem deltae gero Romuleum D, Aus. Idyll. de lit. monos. 14; so (but with gender undetermined) Mel. 2, 7, 14.—
• II Meton.,
• Delta indecl. n., Δέλτα, nom. prop., the Delta in Lower Egypt, Mel. 1, 9, 2; Plin. 5, 9, 9, § 48; 3, 16, 20, § 121; Auct. B. Alex. 27.

delta, ae, f. od. indecl. n., der vierte Buchstabe des griechischen Alphabets, Δ, Mela 2, 7, 14 (2. § 115). Auson. Technop. (XXVII) 12. de litt. monos. 14. p. 138, 22 Schenkl. – meton., Delta (indecl. n.), das von den Nilmündungen in Unterägypten gebildete Delta, Auct. b. Alex. 27, 1. Plin. 3, 121; 5, 50 u. ö. Mela 1, 9, 2 (1. § 51).

delta [LL < δέλτα] , delta, fourth letter of Greek alphabet. b numeral (= 4). ~a, ‘d’, Δ Runica Manuscripta 351; est cithara cum xxiiij modis, in modum ~e litere componitur S. Langton Chron. 120; sciat ‥ librarius ‥ ubi scribere debeat ‥ ~a, ubi eta, ubi hee, ubi digama Neckam Ut. 117; alphabetum Grecum ‥ alpha, vita, gemma, ~a, e pente, zita, ita, thita, iota, kappa, labda, mi, ni, xi, o micron, pi, ro, sima, taf, ypsilo, phi, chi, psi, o mega Bacon Maj. I 75.  b ~a, ‥ iiij Runica Manuscripta 351; hoc modo alfa ‥ significat unum, beta ij, gamma iij, ~a iiij, et sic deinceps usque ad decimam litteram, que est iota, que significat decem Harclay Qu. 1. 95.

1 delta, n. indécl. et delta, æ, f. , delta [quatrième lettre de lʼalphabet grec] : Mela 2, 115 ; Aus. Idyll. 12, 12, 14.