Dictionary

er

4 ENTRIES FOUND:

er

interjection \ˈə, ˈä, usually with prolonged vowel, ÷ˈər\

—used when you are speaking and you are not sure what to say

Full Definition of ER

—used to express hesitation

First Known Use of ER

1862

Er

symbol

Definition of ER

erbium

Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous

ER

abbreviation

Definition of ER

1
earned run
2
emergency room

Other Medicine Terms

analgesia, angina, diabetes, hepatitis, homeopathy, logorrhea, palliate, pandemic

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