(astronomy) the prefix of catalog entries in the Gliese star catalog, for initial catalog / (astronomy) by extension, prefix for any catalogued in the Gliese star catalog and expansions

(astronomy) Misspelling of Gl., the prefix for Gliese catalog of nearby stars

(aviation) Initialism of GBAS landing system.

(anatomy) A gland that secretes milk for suckling an infant or offspring.

A major city and council area of Scotland, largest city in Scotland. / A community in the Regional Municipality of Durham, Ontario, Canada.

(usually uncountable) An amorphous solid, often transparent substance, usually made by melting silica sand with various additives (for most purposes, a mixture of soda, potash and lime is added).

(transitive) To fit with glass; to glaze. / (transitive) To enclose in glass.

Pleased, happy, gratified. / (obsolete) Having a bright or cheerful appearance; expressing or exciting joy; producing gladness.

(archaic, transitive) To make glad.

(informal) A gladiolus (plant).