What is the correct phonetic spelling for the letter "O"?

The phonetic spelling for the letter "O" is "Oscar." This term is part of the International Radiotelephony Spelling Alphabet, often referred to as the NATO phonetic alphabet, which is used to clarify communication, especially in radio communications. Each letter is assigned a distinct word to prevent misunderstanding due to poor signal quality or language barriers.

In this context, "Oscar" uniquely identifies the letter "O" and is easily recognizable in a variety of communication scenarios, making it an effective choice for ensuring clarity and accuracy. The phonetic alphabet serves as a standardized set of terms that enhance effective communication in various settings, especially in aviation, military, and maritime operations.