about
: the 11th month of the civil year or the 5th month of the ecclesiastical year in the Jewish calendar see Months of the Principal Calendars Table
: the one of the four ABO blood groups characterized by the presence of antigens designated by the letters A and B and by the absence of antibodies against these antigens
1
able seaman; able-bodied seaman
2
abort; abortion
3
airborne
4
airman basic
5
Alberta
6
[New Latin artium baccalaureus]
bachelor of arts
: from : away : off
abaxial
Examples of ab in a Sentence
Recent Examples on the Web
Lauren J. Young, Scientific American, 31 Oct. 2024
The internet’s latest obsession is with the 23-year-old Olympic champion, who accidentally flashed his abs during the medal ceremony after Italy won the bronze medal for the men’s 4x100m freestyle relay on July 27.
—Staff Author, Peoplemag, 30 July 2024
For example, once the contestants made it past auditions and into a smaller cohort, the remaining contenders were constantly corralled into the gym, having food taken away from them, and belittled for not having six-pack abs.
—Hannah Giorgis, The Atlantic, 15 Oct. 2024
Contract your abs to press your low back into the floor.
—Amy Marturana Winderl, SELF, 9 Oct. 2024
See all Example Sentences for ab 
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Noun
Start with your toes and move up to your calves, thighs, butt, abs, hands, forearms, biceps, back, neck and face.
—Lauren J. Young, Scientific American, 31 Oct. 2024
The internet’s latest obsession is with the 23-year-old Olympic champion, who accidentally flashed his abs during the medal ceremony after Italy won the bronze medal for the men’s 4x100m freestyle relay on July 27.
—Staff Author, Peoplemag, 30 July 2024
For example, once the contestants made it past auditions and into a smaller cohort, the remaining contenders were constantly corralled into the gym, having food taken away from them, and belittled for not having six-pack abs.
—Hannah Giorgis, The Atlantic, 15 Oct. 2024
Contract your abs to press your low back into the floor.
—Amy Marturana Winderl, SELF, 9 Oct. 2024
See all Example Sentences for ab
Dictionary Entries Near ab
Cite this Entry
“Ab.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ab. Accessed 25 Nov. 2024.
Copy CitationMedical Definition
ab
2 of 4 abbreviation1
or AB
abort; abortion
2
about
AB
3 of 4 noun
: the one of the four ABO blood groups characterized by the presence of antigens designated by the letters A and B and by the absence of antibodies against these antigens
AB
4 of 4 abbreviation1
aid to blind
2
[Latin artium baccalaureus]
bachelor of arts
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