IPA: /ˈlɪŋktəs/
KK: /ˈlɪŋktəs/
A thick syrup used as a medicine, especially to help with coughs.
The doctor prescribed a linctus to soothe her sore throat.
Linctus is derived from the Latin word 'linctus', which is the past participle of 'linctere' (meaning to lick). The word refers to a medicinal syrup that is meant to be taken by licking or swallowing.
Think of 'licking' ('linctere') something sweet or soothing — that's why linctus refers to a syrup you take by licking or swallowing.