Pertaining to the area on the proximal side of a synaptic cleft.

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pre·syn·ap·tic -sə-'nap-tik adj relating to, occurring in, or being part of a nerve cell by which a wave of excitation is conveyed to a synapse <\presynaptic terminals> <\presynaptic inhibition> <a \presynaptic membrane>
pre·syn·ap·ti·cal·ly -ti-k(ə-)lē adv

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pre·syn·ap·tic (pre″sĭ-napґtik) situated before or proximal to a synapse, or occurring before the synapse is crossed.

Medical dictionary. 2011.

Look at other dictionaries:

  • presynaptic — adjective Date: 1937 of, occurring in, or being a neuron by which a nerve impulse is conveyed to a synapse < a presynaptic membrane > < a presynaptic neuron > • presynaptically adverb …   New Collegiate Dictionary

  • presynaptic — adj. [L. prae, before; Gr. synapsis, union] Pertaining to structures or events before a synapse …   Dictionary of invertebrate zoology

  • presynaptic — presynaptically, adv. /pree si nap tik/, adj. Physiol. being or occurring on the transmitting end of a discharge across a synapse. [1905 10; PRE + SYNAPTIC] * * * …   Universalium

  • presynaptic — adjective in a synapse, of or pertaining to the neuron that releases neurotransmitter into the synaptic cleft …   Wiktionary

  • presynaptic — adj. located on the transmitting side of a synapse (Medicine) …   English contemporary dictionary

  • presynaptic — [ˌpri:sɪ naptɪk] adjective Physiology denoting a nerve cell that releases a transmitter substance into a synapse during transmission of an impulse. Derivatives presynaptically adverb …   English new terms dictionary

  • presynaptic — pre·synaptic …   English syllables

  • presynaptic — pre•syn•ap•tic [[t]ˌpri sɪˈnæp tɪk[/t]] adj. phl being or occurring on the transmitting end of a discharge across a synapse • Etymology: 1905–10 …   From formal English to slang

  • presynaptic — /ˈprisaɪnæptɪk/ (say presuynaptik), / sə / (say suh ) adjective occurring or existing before the transmission of an impulse across a synapse …   Australian-English dictionary

  • presynaptic — …   Useful english dictionary

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