Er

Er

The symbol for the element erbium.

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ER

abbr.

emergency room

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er  (ûr)

interj.

Used to express hesitation or uncertainty.

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Er

the chemical symbol for

(Chemistry / Elements & Compounds) erbium

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ER

abbreviation for

1. (Medicine) (in the US) Emergency Room (in hospitals)

2. Elizabeth Regina

[Latin: Queen Elizabeth]

3. (Historical Terms) Eduardus Rex

[Latin: King Edward]

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er¹

interj

(Linguistics / Phonetics & Phonology) a sound made when hesitating in speech

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er²

(Electronics & Computer Science / Computer Science)

the Internet domain name for Eritrea

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Er

The symbol for erbium.

Thesaurus

Noun	1.	Er - a trivalent metallic element of the rare earth group; occurs with yttrium atomic number 68, erbium metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. fergusonite - a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals gadolinite, ytterbite - a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium
	2.	ER - a room in a hospital or clinic staffed and equipped to provide emergency care to persons requiring immediate medical treatment emergency room hospital room - a room in a hospital for the care of patients

Translations

er [ɜː] EXCL (in hesitation) → esto(Sp), este(LAm)

er [ˈɜː^r] excl → euh