WordReference Random House Unabridged Dictionary of American English © 2026
he•ma•tog•e•nous
(hē′mə toj′ə nəs, hem′ə-),USA pronunciation adj.
- Physiologyoriginating in the blood.
- Physiologyblood-producing.
- Physiologydistributed or spread by way of the bloodstream, as in metastases of tumors or in infections;
blood-borne.
- hemato- + -genous 1865–70