The word "bicycular" is not a commonly used word in English, but it can be broken down phonetically. The first syllable "bi-" means two or twice, and is pronounced with the IPA symbol /baɪ/. The second part "cyc-" refers to circle or cycle, and is pronounced as /saɪk/. The final syllable "-ular" means pertaining to or relating to and is pronounced as /jʊlər/. Therefore, the correct spelling of this word is "bicycular" and it is pronounced as /baɪˈsɪkjʊlər/.