The meaning of EXCITATORY is exhibiting, resulting from, relating to, or producing excitement or excitation. How to use excitatory in a sentence.

An excitatory synapse is a synapse in which an action potential in a presynaptic neuron depolarizes the membrane of the postsynaptic cell, and thus increases the probability of triggering an action potential …

Jun 19, 2025 · In simple terms, excitatory signals act like a green light, promoting neural activity, whereas inhibitory signals act like a red light, calming or suppressing it.

Excitatory neurotransmitters enhance neuronal communication by binding to receptors on the postsynaptic neuron, leading to depolarization. This process brings the neuron closer to reaching its …

Dec 12, 2018 · Excitatory neurotransmitters increase the likelihood that a neuron will fire a signal called an action potential in the receiving neuron. There are several types of excitatory neurotransmitters.

5 days ago · excitatory Add to list Definitions of excitatory adjective (of drugs e.g.) able to excite or stimulate synonyms: excitant, excitative

excitatory in American English (ɛkˈsaɪtəˌtɔri, ɪkˈsaɪtəˌtɔri) adjective exciting or tending to excite

Excitatory neurons act like an accelerator, promoting signal transmission, while inhibitory neurons function as a brake, preventing runaway activity.

English Adjective excitatory (comparative more excitatory, superlative most excitatory) Stimulating, exciting or causing excitation; excitative. Antonym: inhibitory Of or relating to excitation.

excitatory, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary