Definition of Ar

1. Noun. A colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere.

Exact synonyms: Argon, Atomic Number 18
Generic synonyms: Chemical Element, Element, Argonon, Inert Gas, Noble Gas
Substance meronyms: Air



2. Noun. A unit of surface area equal to 100 square meters.
Exact synonyms: Are
Generic synonyms: Area Unit, Square Measure
Group relationships: Hectare

3. Noun. A state in south central United States; one of the Confederate states during the American Civil War.

Definition of Ar

1. conj. Ere; before.

Definition of Ar

1. Adjective. (statistics) (initialism of autoregressive) ¹

2. Noun. (countable plural '''ARs''') an AR-15 personal machine gun, M-16 assault rifle, M-4 carbine, derivative or related gun ¹

3. Noun. (accounting uncountable or plurale tantum) (initialism of accounts receivable) ¹

4. Noun. (sports countable plural '''ARs''') area record: best achievement among those by persons from a given continent ¹

5. Noun. (initialism of armed robbery) ¹

6. Noun. (computing chiefly uncountable) augmented reality ¹

7. Noun. (countable plural '''ARs''') (initialism of aspect ratio) ¹

8. Proper noun. (form of Postal abbreviation Arkansas) ¹

9. Noun. (Latn-def en name R r) ¹

¹ Source: wiktionary.com

Definition of Ar

1. the letter R [n -S]

Medical Definition of Ar

1. Symbol for argon. (05 Mar 2000)

Ar Pictures

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Lexicographical Neighbors of Ar

Aquaspirillum
Aquifoliaceae
Aquila
Aquila chrysaetos
Aquila degli Abruzzi
Aquila rapax
Aquilegia canadensis
Aquilegia coerulia
Aquilegia scopulorum calcarea
Aquilegia vulgaris
Aquinas
Aquinian
Aquitaine
Aquitania
Aquitanian
Ar
Arab
Arab-Berber
Arab-Israeli War
Arab League
Arab Republic of Egypt
Arab Revolutionary Brigades
Arab Spring
Arab World
Arab chief
Arab street
Arabela
Arabella
Arabetic

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