Biosensors are devices that detect biological molecules and convert them into measurable signals. They are used in a variety of applications, including medical diagnostics, environmental monitoring, and food safety testing. In this article, we will explore the definition and meaning of biosensors, their origin, associations, synonyms, antonyms, and example sentences.
Definitions
A biosensor is a device that uses biological molecules to detect the presence of a particular substance. It typically consists of a transducer, which converts the biological signal into an electrical signal, and a detector, which measures the electrical signal. Biosensors can be used to detect a wide range of substances, including proteins, nucleic acids, and small molecules.
Origin
The term “biosensor” was first coined in the 1960s by Leland C. Clark Jr., a researcher at the University of Cincinnati. Clark developed the first biosensor, which used an enzyme to detect glucose levels in blood. Since then, biosensors have become an important tool in many fields of research.
Meaning in different dictionaries
According to the Oxford English Dictionary, a biosensor is “a device that uses a biological material, such as an enzyme, to detect the presence of a particular substance.” Merriam-Webster defines a biosensor as “a device that measures a biological or chemical response to a stimulus.”
Associations
Biosensors are often associated with medical diagnostics, environmental monitoring, and food safety testing. They are also used in biotechnology research and drug development.
Synonyms
Some synonyms for biosensor include bioreceptor, bioanalytical sensor, and biomimetic sensor.
Antonyms
There are no direct antonyms for biosensor, as it is a specific term that refers to a particular type of device.
The same root words
The root words of biosensor are “bio,” meaning life, and “sensor,” meaning a device that detects or measures something. Other words that share the “bio” root include biology, biotechnology, and biodegradable. Other words that share the “sensor” root include sensorial, sensory, and sensing.
Example Sentences
- The biosensor was able to detect the presence of the virus in the patient’s blood.
- The environmental agency used biosensors to monitor the water quality in the river.
- The food safety inspector used a biosensor to check for the presence of harmful bacteria in the meat.
- The biotech company developed a biosensor to detect cancer cells in blood samples.
- The researcher used a biosensor to measure the activity of an enzyme in the cell.