The spelling of the word "Mellonide" can be explained using the International Phonetic Alphabet (IPA) transcription. The word is pronounced as /ˈmɛlənaɪd/, where the stress is on the second syllable. The initial letter "M" represents the voiceless bilabial nasal consonant /m/. The second part of the word "ell" is pronounced as the vowel sound /ɛ/, followed by the consonant /l/. The third syllable "o" is pronounced as the vowel sound /ə/. Lastly, the word ends with the consonant cluster "nide" pronounced as /naɪd/.