What is another word for head register?
Pronunciation: [hˈɛd ɹˈɛd͡ʒɪstə] (IPA) 
Head register is a term often used in the field of music, especially in singing. It refers to the higher range of a singer's voice, typically above the chest register. The head register can be synonymous with other terms such as falsetto, soprano, or alto, depending on the context in which it is used. Falsetto, for example, refers to a specific singing technique in which a male singer sings in a higher register than their normal range, whereas soprano and alto refer to the respective high and low female voices. Other synonyms for head register might include whistle register, mezzo-soprano, or countertenor, depending on the context and application.
