o·o·the·ca 
(ō′ə-thēkə)
(ō′ə-thēkə)n. pl. o·o·the·cae (-sē)
The usually hardened egg case of certain invertebrates, such as a cockroach.
o′o·thecal adj.
- Indo-European root: owi-
- Indo-European root: pag-
- Indo-European root: pan-
- Indo-European root: pant-
- Indo-European root: papa
- Indo-European root: past-
- Indo-European root: pau-
- Indo-European root: pau-
- Indo-European root: paəwr̥
- Indo-European root: ped-
- Indo-European root: peig-
- Indo-European root: peiə-
- Indo-European root: peku-
- Indo-European root: pekw-
- Indo-European root: pel-
- Indo-European root: pel-
- Indo-European root: pel-
- Indo-European root: pel-
- Indo-European root: pel-
- Indo-European root: pelə-
- Indo-European root: pelə-
- Indo-European root: pelə-
- Indo-European root: penkwe
- Indo-European root: pent-
- Indo-European root: per