First Known Use: 15th century
Dictionary
1ar
noun \ˈär\
Definition of AR
: the letter r
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Origin of AR
Middle English
2ar
abbreviation
Definition of AR
arrival; arrive
1Ar
abbreviation
Definition of AR
Arabic
2Ar
symbol
Definition of AR
argon
AR
abbreviation
Definition of AR
1
accounts receivable
2
acknowledgment of receipt
3
all rail
4
all risks
5
annual return
6
Arkansas
7
army regulation
8
autonomous republic
See AR defined for English-language learners
Other Economics Terms
AR[1] Defined for Kids
AR
abbreviation
Definition of AR for Kids
Arkansas
Learn More About AR
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