tr.v. trans·fused, trans·fus·ing, trans·fus·es
1. To pour (something) out of one vessel into another.
2. To cause to be instilled or imparted: transfused a love of learning to her children.
3. To diffuse through; permeate: a glade that was transfused with sunlight.
4. Medicine To administer a transfusion of or to: transfuse blood into a patient; transfuse a patient.
[Middle English transfusen, to transmit, from Latin trānsfundere, trānsfūs-, to transfuse : trāns-, trans- + fundere, to pour; see gheu- in the Appendix of Indo-European roots.]
trans·fusi·ble, trans·fusa·ble adj.
trans·fusive (-fysĭv, -zĭv) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.