from The Century Dictionary and Cyclopedia
- n. Leaping-evil: a disease of sheep which causes them to spring up and down in going forward.
Sorry, no etymologies found.
My abiding interest in infectious disease caused me to focus on the tickborne flavivirus, louping-ill virus, which was then regarded as problematic because of concerns about the safety of the vaccine, first developed at the Moredun many years previously.
Immunosuppression in toxoplasmosis: studies in sheep with vaccines for chlamydial abortion and louping-ill virus
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