The signing alphabet, also known as the manual alphabet or fingerspelling, is a system used in sign language where each letter of the written alphabet is represented by a unique hand gesture. Although the term "signing alphabet" is commonly used, there are several other synonyms for this term. Some of the most frequently used synonyms include finger spelling, hand alphabet, manual alphabet, and sign language alphabet. These synonyms are often used interchangeably, depending on the context and the individual preference of the speaker. Regardless of the synonym used, the signing alphabet plays an important role in sign language communication, allowing individuals to spell out proper names, places, and words that lack a specific sign.