| a stew of meat, vegetables, potatoes, etc. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
microorganism mi·cro·or·gan·ism (mī'krō-ôr'gə-nĭz'əm)
n.
An organism of microscopic or submicroscopic size, especially a bacterium or protozoan.
| microorganism (mī'krō-ôr'gə-nĭz'əm) Pronunciation Key
An organism that can be seen only with the aid of a microscope and that typically consists of only a single cell. Microorganisms include bacteria, protozoans, and certain algae and fungi. See Note at germ. |