| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| 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. |
diapedesis di·a·pe·de·sis (dī'ə-pĭ-dē'sĭs)
n.
The movement or passage of blood cells, especially white blood cells, through intact capillary walls into surrounding body tissue. Also called migration.