The spelling of the word "Rhizogan" can be explained using the International Phonetic Alphabet (IPA). The first syllable "Rhizo" is pronounced as /ˈraɪzəʊ/, with the stress on the first syllable. The second syllable "gan" is pronounced as /ɡæn/, with a short vowel sound. "Rhizogan" refers to the production of roots in plants. The correct spelling and pronunciation of scientific terms are essential for accurate communication in science.