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| 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. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| biomedical engineering (bī'ō-měd'ĭ-kəl) Pronunciation Key
The application of engineering techniques to the understanding of biological systems and to the development of therapeutic technologies and devices. Kidney dialysis, pacemakers, synthetic skin, artificial joints, and protheses are some products of biomedical engineering. Also called bioengineering. |