equine encephalitis: encephalitis caused by a virus that is transmitted by a mosquito from an infected horse
encephalitis: inflammation of the brain usually caused by a virus; symptoms include headache and neck pain and drowsiness and nausea and fever (`phrenitis' is no longer in scientific use)
mule's ears: balsamic-resinous herb with clumps of lanceolate leaves and stout leafy stems ending in large deep yellow flowers on long stalks; northwestern United States