Definition of Agonist

1. Noun. The principal character in a work of fiction.

Exact synonyms: Protagonist
Generic synonyms: Character, Fictional Character, Fictitious Character
Specialized synonyms: Antihero
Derivative terms: Agony

2. Noun. Someone involved in a contest or battle (as in an agon).
Generic synonyms: Contestant
Derivative terms: Agonistic, Agony, Agony
Antonyms: Antagonist

3. Noun. A muscle that contracts while another relaxes. "When bending the elbow the biceps are the agonist"
Generic synonyms: Antagonistic Muscle

4. Noun. (biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction.
Generic synonyms: Drug
Category relationships: Biochemistry

Definition of Agonist

1. n. One who contends for the prize in public games.

Definition of Agonist

1. Noun. Someone involved in a contest or battle (as in an agon). ¹

2. Noun. The muscle that contracts while the other relaxes. ¹

3. Noun. (biochemistry) A molecule that can combine with a receptor on a cell to produce a physiological reaction. ¹

¹ Source: wiktionary.com

Definition of Agonist

1. one that is engaged in a struggle [n -S]

Medical Definition of Agonist

1. 1. A prime mover. 2. A drug that has affinity for and stimulates physiologic activity at cell receptors normally stimulated by naturally occurring substances, thus triggering a biochemical response. (18 Nov 1997)

Lexicographical Neighbors of Agonist

agonal leukocytosis
agonal rhythm
agonal thrombus
agone
agones
agonic
agonic line
agonies
agonise
agonised
agonises
agonising
agonisingly
agonism
agonisms
agonist (current term)
agonistes
agonistic
agonistic behaviour
agonistic monoclonal antibodies
agonistic monoclonal antibody
agonistical
agonistically
agonists
agonization
agonize
agonized
agonizes
agonizin'

Literary usage of Agonist

Below you will find example usage of this term as found in modern and/or classical literature:

1. Molecular Neurobiology: Proceedings of the Second Nimh Conference by Steven Zalcman (1995)
"However, mutation of each of these residues to alanine does not affect agonist activation of the receptor. agonist binding requires molecular contact with ..."

2. Health Consequences of Smoking: Nicotine Addiction a Report of the Surgeon by C. Everett Koop, M.D., DIANE Publishing Company (1988)
"However, the absence of high-affinity agonist binding sites in PC12 cells (derived from a pheochromocytoma cell line) known to express C6-type receptors ..."

3. Preventing HIV Infection Among Injecting Drug Users in High Risk Countries by Institute of Medicine (U. S.), National Academies Press (U.S. (2007)
"Because opioid agonist treatment is not pharmacologically specific to non-opioid ... While some studies have examined whether opioid agonist maintenance ..."

4. Problems of Drug Dependence: Proceedings of the 58th Annual Scientific Meeting by Louie S. Harrie (1999)
"Current concepts of agonist efficacy in receptor theory may be useful for evaluating these receptor-mediated effects and for developing medications to treat ..."

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