(Science: botany) See sunn.
1. The luminous orb, the light of which constitutes day, and its absence night; the central body round which the earth and planets revolve, by which they are held in their orbits, and from which they receive light and heat. Its mean distance from the earth is about 92,500,000 miles, and its diameter about 860,000.
Its mean apparent diameter as seen from the earth is 32′ 4
2. Any heavenly body which forms the center of a system of orbs.
3. The direct light or warmth of the sun; sunshine. Lambs that did frisk in the sun. (Shak)
4. That which resembles the sun, as in splendor or importance; any source of light, warmth, or animation. For the lord god is a sun and shield. (Ps. Lxxiv. 11) ”I will never consent to put out the sun of sovereignity to posterity.
<medicine> (Eikon Basilike) Sun and planet wheels See Sun and planet wheels, above. Under the sun, in the world; on earth. There is no new thing under the sun.”
Sun is often used in the formation of compound adjectives of obvious meaning; as, sun-bright, sun-dried, sun-gilt, sunlike, sun-lit, sun-scorched, and the like.
Origin: OE. Sunne, sonne, AS. Sunne; akin to OFries. Sunne, D. Zon, OS. & OHG. Sunna, G. Sonne, Icel. Sunna, Goth. Sunna; perh. Fr. Same root as L. Sol. 297. Cf. Solar, South.