The spelling of the word "okano" can be explained using the International Phonetic Alphabet (IPA) transcription. The initial sound "o" is pronounced as the short "o" sound, followed by the "k" sound. The "a" is pronounced as the short "a" sound, and the final "no" is pronounced with a long "o" sound followed by the "n" sound. Overall, "okano" is pronounced as "oh-kah-noh" in IPA transcription. It is important to master phonics and IPA transcription as it aids communication and better understanding of languages.