-or; -our (primarily British)
(Latin: a suffix; state of, result of; he who, that which)
All of the students were assentors to the plans for the dance on Saturday.
2. A university, or college, student registered for a course without getting credit and with no obligation to do any of the work assigned to the class: Although Jeff was enrolled at the university and had a major in biology, he still wanted to attend classes in German, as an auditor, because he wanted to go there after receiving his diploma.
3. Someone who listens attentively: Even at the age of 65, Mr. Hathaway loved to sit quietly in a lecture hall as an auditor and listen to presentations on some topics that interested him.
2. An instrument used to listen to sounds within the body; a stethoscope: Dr. Green asked the nurse to give him an auscultator so that he could detect any irregular and strange noises within Janet's body.
A microorganism created in a bioreactor and, through its biochemical reactions, can produce medically or commercially useful materials, e.g., beer from fermentation of yeast or insulin from genetically altered bacteria.
A living cell culture genetically engineered in a bioreactor can be used to produce materials useful for research in biology, medicine, and industrial processes.
The biosensor can also be used in the laboratory or placed within the body.2. A device to monitor and to transmit information about biological processes. such as the effect of motion on an animal in space: After many trials, the scientists developed a biosensor that worked in the weightlessness of the space capsule.