\ɹˈə͡ʊpbɑːk], \ɹˈəʊpbɑːk], \ɹ_ˈəʊ_p_b_ɑː_k]\
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By Princeton University
Word of the day
- An exaggerated p. reniformis curved in the form of a horseshoe. a peculiar form p. in some cases of twin pregnancy. formation in which the two placentae twin gestation are united by a strip of placental tissue.