Definition of vassal. 1 : a person under the protection of a feudal lord to whom he has vowed homage and fealty : a feudal tenant.
lecternnoun [ C ] uk â /Ëlek.tÉn/ us â /Ëlek.tÉËn/. âº a piece of furniture with a sloping part on which a book or paper is put to be read from. (Definition of âlecternâ from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press)
lectin. [ 1 lekâ²tin] 2  a protein in seeds and other parts of certain plants that binds with glycoproteins and glycolipids on the surface of animal cells, causing agglutination. Some lectins agglutinate erythrocytes in specific blood groups, and others stimulate the production of T lymphocytes.