English Collins Dictionary - English synonyms & Thesaurus. ( rejigs 3rd person present) ( rejigging present participle) ( rejigged past tense & past participle ) If someone rejigs an organization or a piece of work, they arrange or organize it in a different way, in order to improve it. (BRIT) verb. ...adjustments needed to rejig the industry.
Agonist: A substance that acts like another substance and therefore stimulates an action. Agonist is the opposite of antagonist. Antagonists and agonists are key players in the chemistry of the human body and in pharmacology. Last Editorial Review: 5/13/2016.
antagonist: a compound that blocks or inhibits the action of a neurotransmitter. direct-acting antagonist (aka receptor blocker): binds to the same receptor population as an agonist but fails to activate the target receptors.competitive antagonist: competes with an agonist for the same receptor population.ntagonist: a compound that blocks or inhibits the action of a neurotransmitter. direct-acting antagonist (aka receptor blocker): binds to the same receptor population as an agonist but fails to activate the target receptors.