"DELTAOR" is a combination of two words: "delta" and "or". Delta is pronounced as /ˈdɛltə/, while or is pronounced as /ɔr/. The pronunciation of DELTAOR is a combination of these two sounds, resulting in /ˈdɛltəɔr/. The spelling of DELTAOR follows a phonetic principle of representing sounds with letters. This spelling is necessary to ensure proper pronunciation and comprehension of the word. In general, adherence to spelling rules is essential for effective communication among speakers of a language.