# AB
## English
### Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. Particularly: “Is the halal snack pack sense an initialism or other form of shortening?”)

### Proper noun

AB
* Abbreviation of Alberta, a province of Canada.
    Coordinate terms: BC, MB, NB, NL, NS, NT, NU, ON, PE, QC, SK, YT
* Initialism of Artium baccalaureus.
* Initialism of Aryan Brotherhood, a US white supremacist, neo-Nazi prison gang and crime syndicate.

### Noun

AB (countable and uncountable, plural ABs)
* Initialism of able seaman; able-bodied seaman.
** Section 2(1), Merchant Shipping (Seafarers) Ordinance (Cap. 478)
    In this Ordinance, unless the context otherwise requires— A.B. means an able-bodied seaman […]
* Initialism of afterburner.
* Initialism of aid to the blind.
* (military, aviation) Initialism of airbase.
* (organic chemistry) Abbreviation of alkylbenzene.
    Hyponym: LAB
* (medicine) Initialism of antibody.
* Initialism of artificial breeding.
* (law, politics) Initialism of assembly bill.
* A blood type of the ABO system that has both blood antigens and may receive all blood types, and donate to AB.
    Coordinate terms: A, B, O, A+, B+, AB+, O+, A-, B-, AB-, O-
** (countable) A person with this blood type.
* (ABDL) Initialism of adult baby.
* Initialism of asymmetric bars.
* (Australia, Adelaide, countable) A kind of halal snack pack.

#### Related terms

* AR
* HB
* HR
* SB
* SR

### Adjective

AB (not comparable)
* Initialism of airborne.
* Initialism of antiballistic.
* (baseball) Initialism of at bat.

### See also

* AB language
* fast yellow AB

### References

* “AB”, in The American Heritage Dictionary of the English Language, 4th edition, Boston, Mass.: Houghton Mifflin, 2000, →ISBN.
* “AB”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.

### Anagrams

* -ba-, B. A., B.A., BA, Ba, ba, ba'

## Chinese
### Etymology

From the first two letters of the English alphabet A and B.

### Pronunciation

* Cantonese (Jyutping): ei$^1$ bi$^1$
* Cantonese
** (Standard Cantonese, Guangzhou–Hong Kong)
*** Jyutping: ei$^1$ bi$^1$
*** Yale: ēi bī
*** Cantonese Pinyin: ei$^1$ bi$^1$
*** Guangdong Romanization: éi$^1$ bi$^1$
*** Sinological IPA : /ei̯⁵⁵ piː⁵⁵/

### Determiner

AB
* (Hong Kong Cantonese) two separate (instances)
    分AB team返工 [Cantonese] ― fan$^1$ ei$^1$ bi$^1$ tim$^1$ faan$^1$ gung$^1$ [Jyutping] ― to go to work separated into two teams (i.e. each team goes to work on alternative days)
    行AB team [Cantonese] ― haang$^4$ ei$^1$ bi$^1$ tim$^1$ [Jyutping] ― to install an "AB team" system
    分AB組／分AB组 [Cantonese] ― fan$^1$ ei$^1$ bi$^1$ zou$^2$ [Jyutping] ― to separate into two groups

#### Related terms

* ABC

## German
### Pronunciation

* Audio:(file)

### Noun

AB m
* Abbreviation of Anrufbeantworter.
* (apartment listing) Abbreviation of Altbau.

## Indonesian
### Pronunciation

* IPA: /ˈabe/

### Noun

AB (uncountable)
* (finance, government, management) Initialism of anggaran belanja.
* Initialism of arah benar.
* (military) Initialism of angkatan bersenjata.
* (business, management) Initialism of administrasi bisnis.
* (hematology) AB: A blood type of the ABO system that has both blood antigens and may receive all blood types, and donate to AB

### Further reading

* “AB” in Kamus Besar Bahasa Indonesia, Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016.

## Lithuanian
### Proper noun

AB f
* Initialism of akcinė bendrovė

## Malay
### Pronunciation

* IPA: [e.bi]
* Hyphenation: A‧B
* Rhymes: -bi

### Noun

AB
* (biology) The AB blood type.
* Initialism of anggaran belanja (“expense estimate”).

### References

* “AB” in Kamus Dewan Perdana, Kuala Lumpur: Dewan Bahasa dan Pustaka, 2021, →ISBN, page 1.

### Further reading

* “AB” in Pusat Rujukan Persuratan Melayu | Malay Literary Reference Centre, Kuala Lumpur: Dewan Bahasa dan Pustaka, 2017.

## Romanian
### Proper noun

AB
* Abbreviation of Alba, a county in Romania.

## Swedish
### Alternative forms

* Ab (Finland Swedish, only in the sense "aktiebolag" below)

### Pronunciation

* IPA: /ˈɑːbeː/
* Audio (Småland):(file)

### Noun

AB
* the blood type AB
* Abbreviation of aktiebolag. (corporation; stock company; public limited company)

### Anagrams

* ba

## Turkish
### Noun

AB
* the blood type AB

### Proper noun

AB
* (politics) Initialism of Avrupa Birliği (European Union)