noun which may take the genitive case particle 'no'
asymptomatic; subclinical; without symptoms
Medical term describing a condition or infection that shows no noticeable symptoms.
Asymptomatic carriers can also spread the virus.
この病気は無症状のまま進行することがある。
This disease can progress while remaining asymptomatic.
asymptomatic person; person without symptoms
asymptomatic infection; silent infection; subclinical infection
Compound of 無 (mu, 'without') and 症状 (shōjō, 'symptom').