| a gadget; dingus; thingumbob. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
lectin lec·tin (lěk'tĭn)
n.
Any of several plant glycoproteins that bind to specific carbohydrate groups on the cell membranes, used in the laboratory to stimulate proliferation of lymphocytes and to agglutinate red blood cells.