Synonyms for Er:

n.

•Er (noun)
erbium, atomic number 68.
casualty, housekeeping, consulting room, day room, Delivery Room, icu, high dependency unit, dispensary. •emergency room (noun)
icu.

Other synonyms:

icu, dispensary, day room, high dependency unit, Delivery Room, consulting room. casualty. •Other relevant words:
icu, dispensary, housekeeping, casualty.

Usage examples for er

1. " Why- er certainly not; not at all, Patricia. – The Last Woman by Ross Beeckman

2. " Bos'n," he said, " this is Mr.- er Smith, who's goin' to make us a little visit. – Cy Whittaker's Place by Joseph C. Lincoln

3. How is- er how's the teacher? – Cy Whittaker's Place by Joseph C. Lincoln