blood group

noun

: one of the classes (such as those designated A, B, AB, or O) into which individuals or their blood can be separated on the basis of the presence or absence of specific antigens in the blood

called also blood type

Examples of blood group in a Sentence

Recent Examples on the Web

Type A blood group cells were particularly vulnerable to getting infected with Omicron variant viruses. —Alice Park, Time, 27 June 2023

Local officials in Kyiv issued instructions for emergency bags for each child, which should contain a card with the child’s full name, emergency contact information, blood group, a flashlight and a container for water. —Katja Kolcio, The Conversation, 5 Jan. 2023

Antigens from the Er blood group were first discovered decades ago. —Kate S. Petersen, USA TODAY, 23 Dec. 2022

Across the Atlantic, a separate team of researchers had also been trying to unravel the secrets of the new Er blood group, but were beaten by the British team. —WIRED, 4 Oct. 2022

Every day, countless calls on social media ask for plasma from a particular blood group, often for critical patients in the ICU. —Manavi Kapur, Quartz, 11 May 2021

Protesters in Myanmar are learning from those in Hong Kong to carry gas masks, medical kits and umbrellas at demonstrations or to write blood group types on their arms in case they are hospitalized. —NBC News, 7 Apr. 2021

While someone is more likely to find a perfect match based on blood group and tissue type, race and ethnicity doesn't necessarily play a role in the transplantation process — transplants are done across ethnic lines every day. —Holly V. Hays, The Indianapolis Star, 14 Aug. 2020

Another study, of more than 2,000 people in China last March, also found that blood group A had a significantly higher risk of coronavirus infection. —Peter Fimrite, SFChronicle.com, 9 July 2020

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Word History

First Known Use

1916, in the meaning defined above

Kids Definition

blood group

noun

: one of the classes into which people or their blood can be separated on the basis of the presence or absence of specific antigens in their blood

called also blood type

blood grouping noun

Medical Definition

blood group

noun

: one of the classes (as A, B, AB, or O) into which individual vertebrates and especially human beings or their blood can be separated on the basis of the presence or absence of specific antigens in the blood

called also blood type