[mu.cus] n [L, nasal mucus; akin to Gk myxa mucus] (1661): a viscid slippery secretion that is usu. rich in mucins and is produced by mucous membranes which it moistens and protects
MUCUS
Meaning of MUCUS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012