What is "er" in English? Definition and Explanations

Meaning of "er": a trivalent metallic element of the rare earth group; occurs with yttrium

Noun

Meaning of "er": a room in a hospital or clinic staffed and equipped to provide emergency care to persons requiring immediate medical treatment

Noun

Synonyms:

emergency, intensive care unit, ICU, critical care facility, emergency clinic, medical crisis unit, trauma center, triage room, exclamation, wow, amen, hello, alas, boo, hurrah, ouch, rah, ahem, oh, whoopee, hooray, shucks, ah, egad, golly, hey, huh, jeepers, oops, phew, phooey, pooh, psst, ugh, um,