In common-law countries, a legal officer who is the chief representative of a regional or national government in courtroom proceedings; sometimes a deputy of the attorney general.

plural of solitary sandpiper

(simile) Utterly solid, firm, or reliable.

Pezophaps solitaria, an extinct flightless bird endemic to the island of Rodrigues, east of Madagascar in the Indian Ocean.

(computing, technology) A solid-state storage device that uses integrated circuit assemblies to store data persistently, typically using flash memory, and functioning as secondary storage in the hierarchy of computer storage.

plural of solid-state drive

The solid phase of hydrogen; frozen hydrogen state / Synonym of metal hydride / A metal lattice which has absorbed hydrogen gas / Used other than figuratively or idiomatically: see solid, hydrogen.