agonist

/ˈæɡənɪst/ /ˈeɪɡənɪst/

Meanings

noun

Someone involved in a contest or battle (as in an agon), protagonist.

Examples :

"The debate club's most passionate agonist argued fiercely for her position on the school's new dress code. "

noun

The muscle that contracts while the other relaxes.

Examples :

"When bending the elbow, the biceps is the agonist."

anatomy physiology medicine biology body

noun

A molecule that can combine with a receptor on a cell to produce a physiological reaction.

Examples :

"Acetylcholine is an agonist at the cholinergic receptor."

medicine physiology biochemistry biology science

Related Words

fiercely adverb

/fɪəsli/ /fɪɹsli/

In a fierce manner.

"The wind blew fiercely and the rain fell heavily."

cholinergic noun

/ˌkoʊlɪnˈɜːrdʒɪk/ /ˌkɑːlɪnˈɜːrdʒɪk/

Any drug or substance producing or having the same function as acetylcholine.

"The doctor prescribed a cholinergic to help manage the patient's symptoms of dry mouth caused by another medication. "

acetylcholine noun

/ˌæsəˈtiːlˈkoʊliːn/ /ˌæsɪˈtiːlˈkoʊliːn/

A neurotransmitter in humans and other animals. It is an ester of acetic acid and choline with chemical formula CH3COOCH2CH2N+(CH3)3.

"Example Sentence: "Acetylcholine is released by nerve cells to help muscles contract, allowing you to lift a book." "

physiological adjective

/ˌfɪzi.əˈlɑdʒɪkəl/

Of, or relating to physiology.

"The athlete's physiological responses to the intense workout were carefully monitored by the coach. "

position noun

/pəˈzɪʃ(ə)n/

A place or location.

"My favorite position in the classroom is near the window. "

receptor noun

/ɹɪˈsɛp.tə/ /ɹʷɪˈsɛp.tɚ/

A protein on a cell wall that binds with specific molecules so that they can be absorbed into the cell in order to control certain functions.

"The hormone insulin binds to a receptor on the cell's surface, signaling the cell to absorb sugar from the blood. "

protagonist noun

/pɹəˈtæ.ɡə.nɪst/ /pɹoʊˈtæ.ɡə.nɪst/

(authorship) The main character, or one of the main characters, in any story, such as a literary work or drama.

"In the school play, the protagonist bravely faced the villain. "

involved verb

/ɪnˈvɒlvd/ /ɪnˈvɑlvd/

To roll or fold up; to wind round; to entwine.

"The gardener involved the climbing roses around the arbor. "

contracts noun

/ˈkɒntræktʃ/ /kənˈtrækts/

An agreement between two or more parties, to perform a specific job or work order, often temporary or of fixed duration and usually governed by a written agreement.

"Marriage is a contract."

reaction noun

/ɹiˈækʃən/

An action or statement in response to a stimulus or other event.

"The announcement of the verdict brought a violent reaction."

passionate noun

/ˈpæʃənət/

A passionate individual.

"Her passion for baking was a powerful motivating force. "

molecule noun

/ˈmɒləkjuːl/ /ˈmɑləkjul/

The smallest particle of a specific element or compound that retains the chemical properties of that element or compound; two or more atoms held together by chemical bonds.

"Hydrogen chloride is a diatomic molecule, consisting of a hydrogen atom and a chlorine atom."