1) Contagion 2) Contagious disease 
The term morbilliform refers to a rash that looks like measles. The rash consists of macular lesions that are red and usually 2–10 mm in diameter but may be confluent in places. Patients with measles will have the rash but there are other syndromes and infections that will display the same symptom such as patients with Kawasaki disease, meningoc...
like or resembling measles
Resembling measles. ... Origin: see morbilli ... (05 Mar 2000) ... 
(mor-bil´ĭ-form) resembling measles.
Type: Term Pronunciation: mōr-bil′i-fōrm Definitions: 1. Resembling measles (1).
[adj] - of a rash that resembles that of measles
adjective of a rash that resembles that of measles
An eruption resembling measles (generalized coexistance of dusky-red macules and papules).