Definition of preoperculum in English:

preoperculum

(also praeoperculum)

noun ˌpriːɒˈpəːkjʊləmˌpriːə(ʊ)ˈpəːkjʊləm

Early 19th century; earliest use found in John Stark (fl. 1828). From pre- + operculum.

(also praeoperculum)

noun

Early 19th century; earliest use found in John Stark (fl. 1828). From pre- + operculum.

单词	preoperculum
释义	Definition of preoperculum in English: preoperculum (also praeoperculum) noun ˌpriːɒˈpəːkjʊləmˌpriːə(ʊ)ˈpəːkjʊləm Ichthyology. The anterior of four bones forming the operculum in fishes. Origin Early 19th century; earliest use found in John Stark (fl. 1828). From pre- + operculum. Definition of preoperculum in US English: preoperculum (also praeoperculum) noun Ichthyology. The anterior of four bones forming the operculum in fishes. Origin Early 19th century; earliest use found in John Stark (fl. 1828). From pre- + operculum.
随便看	archimandrite archimandrites Archimedean Archimedean Archimedean screw Archimedes Archimedes' law archimedes law Archimedes' principle archimedes principle arching archipelago archipelagoed archipelagoes archipelagos Archipenko, Alexander archipielago de colón Archipiélago de Colón archistriatal architect architective architectonic architectonic architectonical architectonically