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ˌchorio-allanˈtoic
ˌchorio-allanˈtoic adj. 
/ˌkɔːrɪəʊˌaln̩ˈtəʊɪk/,
Brit. /ˌkɔːrɪəʊˌalənˈtəʊɪk/
, /ˌkɔːrɪəʊˌalənˈtəʊɪk//ˌkɔːrɪəʊˌaln̩ˈtəʊɪk/U.S. /ˌkɔrioʊˌælənˈtoʊɪk/
/ˌkɔrioʊˌælənˈtoʊɪk/ΘΚΠ
the world > animals > reptiles > [adjective] > of parts of
septomaxillary1868
supracoracoid1870
podothecal1890
chorio-allantoic1929
the world > animals > birds > parts of or bird defined by > [adjective] > relating to vascular membrane
chorio-allantoic1929
1929 W. Moppett in Proc. Royal Soc. B. 105 402 The investigation of the biological action of homogeneous X-radiation..was performed with the chorio-allantoic membrane of the embryo chick.
1938 Ann. Reg. 1937 352 The egg membrane technique was further developed, the chorio-allantoic membrane giving promise of replacing the experimental animal in the study of many viruses.
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as lemmas