| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
sensitize sen·si·tize (sěn'sĭ-tīz')
v. sen·si·tized, sen·si·tiz·ing, sen·si·tiz·es
To make hypersensitive or reactive to an antigen, such as pollen, especially by repeated exposure.