quadrupedalEnglishOxford New American Dictionaryquadrupedal /ˌkwädrəˈpedl, , ˌkwɑdrəˈpɛdl , ˌkwädrəˈpēdl, , ˌkwɑdrəˈpidl , kwäˈdro͞opədl, kwɑˈdrupədl / ▸ adjective Zoology (of an animal) four-footed; using all four feet for walking and running: the front legs of quadrupedal mammals typically support about 60% of body weight. – DERIVATIVES quadrupedalism /ˌkwädrəˈpedlˌiz(ə)m, , ˌkwɑdrəˈpɛdlˌɪz(ə)m , ˌkwädrəˈpēdlˌiz(ə)m, ˌkwɑdrəˈpidlˌɪz(ə)m / noun