louping ill

Alternative forms

 * louping-ill
 * louping

Etymology
From, since affected sheep would spring into the air.

Pronunciation
or

Noun

 * 1) An enzootic and often fatal viral disease of sheep and other domestic animals, spread by ticks. It is characterized by muscular tremors and spasms, followed by more or less complete paralysis. The principal lesion is an inflammation of the membranes covering the brain and spinal cord.