monodermoma mon·o·der·mo·ma (mŏn'ō-dər-mō'mə)
n.
A neoplasm composed of tissues from a single germ layer.
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
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