Meaning of os in English

1. Pronunciation

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1. Noun

   os

   Etymology

   Latin

   Definitions

   1. a mouth or mouthlike opening
2. 2. a hard brittle blue-gray or blue-black metallic element that is one of the platinum metals

   Examples

   • « the heaviest metal known »
3. 3. (computer science) software that controls the execution of computer programs and may provide various services
4. 4. the left eye
5. 5. rigid connective tissue that makes up the skeleton of vertebrates