Inhibition of or interference with the action of one substance or organism by another
hostility: a state of deep-seated ill-will
the relation between opposing principles or forces or factors; "the inherent antagonism of capitalism and socialism"
an actively expressed feeling of dislike and hostility
(biochemistry) interference in or inhibition of the physiological action of a chemical substance by another having a similar structure
(antagonist) adversary: someone who offers opposition
(antagonist) a muscle that relaxes while another contracts; "when bending the elbow the triceps are the antagonist"
In chemistry, antagonism is a phenomenon where two or more agents in combination have an overall effect which is less than the sum of their individual effects.
In phytopathology, antagonism refers to the action of any organism that suppress or interfere the normal growth and activity of a plant pathogen, such as bacteria or fungi.
An antagonist (from Greek ἀνταγωνιστής - antagonistes, "opponent, competitor, rival") is a character, group of characters, or an institution, that represents the opposition against which the protagonist must contend. ...
(Antagonist (band)) Antagonist A.D. are a New Zealand metalcore band, originally formed in Hamilton, later relocating to Auckland.
(Antagonist (medical)) A receptor antagonist is a type of receptor ligand or drug that does not provoke a biological response itself upon binding to a receptor, but blocks or dampens agonist-mediated responses."." GlaxoWellcome. Retrieved on December 6, 2007. ...
A strong natural dislike or hatred; antipathy
(antagonize) To work against; oppose; especially to incite reaction
(Antagonist) (1) A drug that blocks a receptor, preventing stimulation. (2) A muscle whose contraction opposes an intended movement.
(antagonist) A substance capable of binding to a molecular target to neutralise or counteract a reaction.
(Antagonist) a compound that blocks or inhibits the action of a neurotransmitter on a synapse.
(Antagonist) a compound that will bind to a receptor to form a complex which does not give rise to any response, as if the receptor were unoccupied.
(antagonist) In medicine, a substance that stops the action or effect of another substance. For example, a drug that blocks the stimulating effect of estrogen on a tumor cell is called an estrogen receptor antagonist.
(Antagonist) A drug or other molecule that blocks receptors. Antagonists inhibit the effects of agonists.
(antagonist) the opposing muscle in a contraction, located on the opposite side of the joint.
Blocker; an antagonist at a given receptor blocks or lowers the activity of that receptor.
(Antagonist) A drug that prevents certain types of cellular reactions by blocking other substances from binding to a cells receptor.
(Antagonist) The person or thing opposing the protagonist or hero of the story. When this is a person, he or she is usually called the villain.
(Antagonist) A molecule that blocks the ability of a given chemical to bind to its receptor, preventing a biological response.
(ANTAGONIST) a structure that opposes or counteracts another structure.