OVALE FORAMEN
\ˈə͡ʊve͡ɪl fˈɔːɹe͡ɪmˌɛn], \ˈəʊveɪl fˈɔːɹeɪmˌɛn], \ˈəʊ_v_eɪ_l f_ˈɔː_ɹ_eɪ_m_ˌɛ_n]\
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The foramen obturatorium; also, the foramen in the inner paries of the middle ear, which opens into the vestibule; the foramen in the sphenoid bone, through which the third branch of the fifth pair issues from the cranium; and the aperture, in the foetus, between the auricles of the heart. See Botal Foramen.
By Robley Dunglison