"Globigius" is a rare and obscure word that describes something that is bulbous or rounded in shape. Its spelling can be explained using the International Phonetic Alphabet (IPA). The first syllable of the word, "glo-", is pronounced with a "gl-" sound, as in "glow". The second syllable, "-big-", is pronounced with a hard "g" sound, followed by a short "i" sound, as in "big". The final syllable, "-ius", is pronounced as "ee-us". Overall, "globigius" is a tricky word to spell and pronounce, but it has a distinctive and interesting sound.