词根：-naut-, -nav-

【词根含义】：船

【词根来源】：-naut-(船)来源于希腊语naus(船);-nav-(船)来源于拉丁语中navis(船)及其派生词navia(舰队)和navalis(船的)。

【同源单词】：aeronaut, aeronautics, aquanaut, astronaut, astronautic

词根词缀：nav-

【来源及含义】Latin: ship, ships; sailor

【同源单词】bionavigate, bionavigation, circumnavigable, circumnavigate, circumnavigation, circumnavigator

词根词缀：-ular

【来源及含义】Latin: of, relating to, or resembling; compound of the suffixes -ule, "little, small" and -ar, "pertaining to, of the nature of, like"; and so, -ular is a combining form meaning: referring to something "specified": appendicular, molecular, pedicular; as well as, a combining form meaning "resembling" something specified: circular, globular, tubular

【同源单词】abarticular, acellular, acicular ice, acinotubular, acromioclavicular, acutangular