gir·a·sol 
(jĭrə-sôl′, -sōl′, -sŏl′)
(jĭrə-sôl′, -sōl′, -sŏl′)n.
1. also gir·o·sol See fire opal.
2. also gir·a·sole See Jerusalem artichoke.
[Italian girasole, sunflower, opal : girare, to turn; see GIRANDOLE + sole, sun (from Latin sōl; see sāwel- in the Appendix of Indo-European roots).]