linctusyoudaoicibaDictYouDict[linctus 词源字典]
"Thick liquid medicine, especially cough mixture", Late 17th century: from Latin, from lingere 'to lick'. More This word for a cough mixture is an adoption of a Latin word which comes from lingere ‘to lick’. It is literally a mixture meant to be lapped up by the tongue.[linctus etymology, linctus origin, 英语词源]