biosensor bi·o·sen·sor (bī'ō-sěn'sər, -sôr)
n.
A device that detects, records, and transmits information regarding a physiological change or process.
A device that uses biological materials to monitor the presence of various chemicals in a substance.
| 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. |