Ab

[ ahb, ahv ]

/ ɑb, ɑv /

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noun

Av.

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Question 1 of 9

Which of the following nouns has an irregular plural form?

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Words nearby Ab

A.A.U., A.A.U.P., A.A.U.W., AAVE, A-axis, Ab, aba, abac, abaca, abaciscus, abacist

Other definitions for Ab (2 of 8)

Ab²

Symbol.

Chemistry. alabamine.

Immunology. antibody.

Other definitions for Ab (3 of 8)

AB¹

abbreviation

Nautical. able seaman.

airborne.

U.S. Air Force. Airman Basic.

Alberta, Canada (approved for postal use).

antiballistic; antiballistic missile.

Other definitions for Ab (4 of 8)

AB²

Symbol, Physiology.

a major blood group usually enabling a person whose blood is of this type to donate blood to persons of type AB and to receive blood from persons of type O, A, B, or AB.

Compare ABO system.

Other definitions for Ab (5 of 8)

ab-

a formal element occurring in loanwords from Latin, where it meant “away from”: abdicate; abolition.

Also a-, abs- .

Origin of ab-

<Latin ab (preposition and prefix) from, away, cognate with Greek apó,Sanskrit ápa,German ab, English of¹, off

Other definitions for Ab (6 of 8)

ab.

abbreviation

about.

Baseball. (times) at bat.

Other definitions for Ab (7 of 8)

A.B.¹

abbreviation

Bachelor of Arts.

Origin of A.B.

<New Latin, Medieval Latin Artium Baccalaureus

Other definitions for Ab (8 of 8)

A.B.²

abbreviation

Nautical. able seaman.

Baseball. (times) at bat.Also a.b.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use Ab in a sentence

“Ab Welsh, who was a forward with the Saskatoon Quakers was the first one,” Howe said.
Gordie Howe Hockey’s Greatest War Horse|W.C. Heinz|May 31, 2014|DAILY BEAST
Manning the flight was Captain Zaharie Ahmad Shah, the 50-year-old pilot, and his 27-year-old first mate Officer Fariq Ab Hamid.
Up To Speed On Malaysia Airlines Flight 370|Caitlin Dickson|March 15, 2014|DAILY BEAST
On 27 July 2013, AB Neubauer reported that she was sexually assaulted the previous evening.
Spies, Lies, and Rape in the Air Force: An Undercover Agent's Story|Jacob Siegel|March 4, 2014|DAILY BEAST
An AB is a muscle found on magazine covers, an AD in the mag says Virginia's For Lovers.
National Scrabble Day: A Poem So You’ll Know All 101 Two-Letter Words|David Bukszpan|April 13, 2013|DAILY BEAST

The ABT has a saying on the inside, “If you ever disrespect the AB, we will make sure you leave in a body bag.”
The Aryan Brotherhood of Texas: ‘Brutal, Deadly, and Effective’|Seth Ferranti|April 4, 2013|DAILY BEAST
Aunty Rosa sat him upon a table and told him that A B meant ab.
Kipling Stories and Poems Every Child Should Know, Book II|Rudyard Kipling
Ab eo igitur tpore Patres nostros perhumaniter habuit, atque honorific in omnibus, mensque benign accepit.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
I do not think that Lancelot was ab origine the hero of a variant of this popular and widely-spread folk-tale.
The Three Days' Tournament|Jessie L. Weston
Et idem Johannes nullam partem artium prædictarum ab apprenticio suo concelabit.
The Influence and Development of English Gilds|Francis Aiden Hibbert
Such slaves were called in general terms librri, more accurately serv ab epistols, serv man, or manunss.
The Private Life of the Romans|Harold Whetstone Johnston

British Dictionary definitions for Ab (1 of 4)

/ (æb) /

noun

a variant of Av

British Dictionary definitions for Ab (2 of 4)

abbreviation for

Also: a.b. able-bodied seaman

(in the US) Bachelor of Arts

(esp in postal addresses) Alberta (Canada)

symbol for

a human blood type of the ABO group, containing both the A antigen and the B antigen

British Dictionary definitions for Ab (3 of 4)

ab-¹

prefix

away from; off; outside of; opposite toabnormal; abaxial; aboral

Word Origin for ab-

from Latin ab away from

British Dictionary definitions for Ab (4 of 4)

ab-²

prefix

denoting a cgs unit of measurement in the electromagnetic systemabvolt

Word Origin for ab-

abstracted from absolute

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for Ab (1 of 3)

ab- 2²

pref.

Used to indicate an electromagnetic unit in the centimeter-gram-second system:abcoulomb.

Medical definitions for Ab (2 of 3)

ab- 1¹

pref.

Away from:abaxial.

Medical definitions for Ab (3 of 3)

abbr.

antibody