The spelling of the word "Didiane" can be explained using the International Phonetic Alphabet (IPA) symbols. The first syllable, "Di", is pronounced as /di/ with a stress on the first vowel sound. The second syllable, "diane", is pronounced as /diːan/ with a long vowel sound in the second syllable and the stress on the last syllable. The phonetic transcription helps in understanding the accurate pronunciation and spelling of the word "Didiane".