platform

(noun) a raised horizontal surface. Example: "The speaker mounted the platform."

(noun) a document stating the aims and principles of a political party. Synonyms: political platform, political program, program. Examples: "Their candidate simply ignored the party platform." "They won the election even though they offered no positive program."

(noun) the combination of a particular computer and a particular operating system.

(noun) any military structure or vehicle bearing weapons. Synonyms: weapons platform.

(noun) a woman's shoe with a very high thick sole. Synonyms: chopine.