[eu.the.ri.an] adj [ultim. fr. NL eu- + Gk therion beast--more at treacle] (1880): of or relating to a major division (Eutheria) of mammals comprising the placental mammals -- eutherian n
EUTHERIAN
Meaning of EUTHERIAN in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012