ge·o·co·ro·na 
(jē′ō-kə-rōnə)
(jē′ō-kə-rōnə)n.
The ultraviolet light emanating from the outermost region of the earth's atmosphere, consisting chiefly of sunlight absorbed and then reemitted from hydrogen atoms.
- spermagonium
- spermagonium
- spermat-
- spermat-
- spermatheca
- spermathecal
- spermatial
- spermatic
- spermatic cord
- spermatid
- spermatium
- spermato-
- spermatocidal
- spermatocide
- spermatocyte
- spermatogenesis
- spermatogenetic
- spermatogenic
- spermatogonial
- spermatogonium
- spermatophoral
- spermatophore
- spermatophyte
- spermatophytic
- spermatorrhea