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Definition of transfusion
transfusion
/trænsˈfjuː.ʒən/
trans · fu · sion
Plural:transfusions
•Adjective:transfusional
transfusion Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Top 10k
Syllables
3
transfusion Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The medical process of transferring donated blood, blood products, or other vital fluids into the circulatory system of a person or animal.
Example
"The patient required an immediate blood transfusion to replace the fluids lost during surgery."
2
The act of permeating, instilling, or infusing something with a new quality, energy, or resource.
Example
"The struggling company desperately needed a transfusion of fresh capital and innovative leadership."
Synonyms
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Word Origin & Etymology
Borrowed via Middle French from Late Latin transfusio ('a pouring out or transferring'), derived from the verb transfundere, combining trans- ('across') and fundere ('to pour'). Its specific medical application to the transfer of blood from one organism to another emerged in the mid-17th century.
Cite this Entry
Wordmom. (2026). Definition of Transfusion. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/transfusion