- lanthanic
- Rarely used term denoting a disease process that produces no symptoms or clinical evidence of illness. [G. lanthano, to lie hidden]
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lan·than·ic (lanґthən-ik) [Gr. lanthanein to escape notice, to be concealed] symptom-free; said of a symptomless disease that is undetected, or detected by accident.
Medical dictionary. 2011.