ABO ABO is a blood group system that categorizes blood based on the presence or absence of antigens A and B, with possible derived forms including ABOs (plural), ABOing (present participle), ABOed (past tense), ABOer (comparative form), ABOest (superlative form), and ABOly (adverb form).
Word: ABO
Length: 3 letters
Dictionary: Valid in TWL and SOWPODS
Status: Official Scrabble word
The word ABO can be used in various contexts. As a valid Scrabble word, it can be played on the Scrabble board according to standard game rules.