Definition of "humoral" [hu•mor•al]

• Relating to bodily fluids, especially serum. (adjective)
• Relating to or arising from any of the bodily humors. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Much stress has been laid on the growth in humoral properties under these conditions."
• "Goronzy J, Weyand CM, Fathman CG (1986) Long-term humoral unresponsiveness in vivo, induced by treatment with monoclonal antibody against L3T4."
• "65Colonial curanderos differed radically from practitioners trained in humoral medicine in the ways they diagnosed the patient."