demulcent

 
Pronunciation: /dɪˈmʌls(ə)nt/
Medicine

adjective

  • (of a substance) relieving inflammation or irritation.

noun

  • a substance that relieves irritation of the mucous membranes in the mouth by forming a protective film.

Origin:

mid 18th century: from Latin demulcent- 'stroking caressingly', from the verb demulcere, from de- 'away' + mulcere 'soothe'