abo group - definitions and synonyms

abo group noun

  1. ( also written as ABO group )

    English Meaning: 

    : a classification system for the antigens of human blood; used in blood transfusion therapy; four groups are A and B and AB and O

Usage Examples:

  • It is a lustrous, hard, grayish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon.