ootheca

== English == === Alternative forms === oötheca === Etymology === From oo- (“egg-”) +‎ theca (“sheath”). === Pronunciation === IPA(key): /əʊəˈθiːkə/ === Noun === ootheca (plural oothecae) An egg case of any of the orthopteroid insects (such as cockroaches and mantids). (botany) The theca or sporangium of ferns. ==== Derived terms ==== oothecal ==== Translations ====