A beame of the snnne or other bright starre: a rodde or yarde that the Genmetricians vse. A weauers shuttle, wherewith he throweth yarne into the webbe. The spoke of a wheele. An instrument to strike measures. Solis radij. Lucrt. Lumen radiorum. Lucr. Verbera radiorum. Lucret. Vires radiorum. Ouid. Acuti radij. Ouid. Ardentes radij. Lucr. Virg. Clari radij. Virg. Coruscis radijs insigne iubar. Ouid. Fulgentes radij. Virg. Lucidi. Sen. Micantes radij. Ouid. Tabifici radij Lucret. Sunne beames making snowe to mele and consume. Nubes ardens radijs. Vir. A cloude hauing shining beames. Calere radijs. Ouid. Erumpunt radij. Virg. Frigora excludunt radios. Stat. Ingruentes solis radios sentit luna. Plin. Nubes intertumpunt radios lucis. Lucret. Tiran retexit orbem radijs. Vir. The sunne beginneth again to lighten the world with his beames. Mare rubescebat radijs. Virg. Matutinis radijs subdita iuga. Ouid. Acutis radijs vallatus sol. Ouid. Radius. Plin. The brighnesse of the eies. Radius. Virg. A rod or yarde that the Geometricians vse. Describere radio cœli meatus. Virg. Radius ferreus. Plin. A rodde os yron. Radius. Virg. A weauers shuttle. Acutus radius. Ouid. Attriti manu radij. Clau. Radij quoque rotarum dicuntur. Pli. Spokes of wheeles. Radius. Plaut. A strike to strike measures. Radij. Virg. A kinde of long oliues. Radius. Cels. The short bone of the arme.

I. In gen.: acuti radii immissi, stakes, Liv. 33, 5, 11: ferreus, Plin. 10, 42, 58, 117.—

B. In partic.

1. A spoke of a wheel, Plin. 16, 40, 76, 206; Verg. G. 2, 444; id. A. 6, 616; Ov. M. 2, 108; 2, 317; Val. Fl. 6, 414: inter radios rotarum, Curt. 4, 9, 5; Plin. 16, 40, 76, 206.—

2. In mathematics,

a. A staff, rod, for measuring, etc., Cic. Tusc. 5, 23, 64; Verg. E. 3, 41; id. A. 6, 850; Macr. S. 7, 2; Tert. Idol. 9. —

b. A semidiameter, radius of a circle, Cic. Univ. 6. —

3. In weaving, a shuttle, Ov. M. 6, 56; 132; Lucr. 5, 1352; Verg. A. 9, 476.—

4. In zoology,

a. The spur of many kinds of birds, Plin. 11, 47, 107, 257; esp. of the cock, id. 30, 11, 29, 97. —

b. The sting above the tail of the fish pastinaca, Plin. 9, 48, 72, 155; 32, 2, 12, 25. —

5. In botany, a kind of long olive, Verg. G. 2, 86; Col. 5, 8, 4; id. Arb. 17, 3; Plin. 15, 3, 4, 13. A sub-species of the same, called radius major, Cato, R. R. 6, 1; Varr. R. R. 1, 24.—

6. In anatomy, the radius, the exterior bone of the forearm, Gr. kerki/s, Cels. 8, 1. —

7. Radius virilis = membrum virile, Cael. Aur. Acut. 3, 14, 115.—

II. A beam or ray of any shining object; of the sun, Plaut. Mil. 1, 1, 2; Lucr. 1, 48; 2, 117; Cic. Fin. 5, 24, 71; Verg. A. 4, 119; 7, 25; Tert. Res. Carn. 47; of lightning, Verg. A. 8, 429; Val. Fl. 6, 55; of the eyes, Gell. 5, 16, 2; of the halo around the heads of divine or deified personages: aurati, Verg. A. 12, 163; cf. radio, II.