| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
embryology em·bry·ol·o·gy (ěm'brē-ŏl'ə-jē)
n.
The branch of biology that deals with the formation, early growth, and development of living organisms.
The embryonic structure or development of an organism.
| embryology (ěm'brē-ŏl'ə-jē) Pronunciation Key
The scientific study of embryos and their development. |