Technically, gyro is just the lamb meat however a complete gyro comes with pita bread, tatziki sauce, tomatoes and onioins.yro (correct pronunciation is year-o, not ji-ro) is a kind of sandwich of Greek origin. The meat is traditionally ground lamb.
The noun GEOSPHERE has 1 sense: 1. the solid part of the earth consisting of the crust and outer mantle. Familiarity information: GEOSPHERE used as a noun is very rare.
The biosphere is the global sum of all ecosystems. The two joined words are bio and sphere. It can also be termed as the zone of life on Earth, a closed system (apart from solar and cosmic radiation and heat from the interior of the Earth), and largely self-regulating.