Where does “presynapse” come from?

presynapse (English) comes from English pre, from Latin prae, from Proto-Italic prai, from Proto-Indo-European preh₂-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

presynapse (English): A presynaptic neuron

Definitions

  1. A presynaptic neuron

Ancestry of “presynapse”, step by step

presynapse traces back through two separate lines of ancestry.

via English pre

StepLanguageWordMeaning
1EnglishpreBefore; Precum, Cowper's fluid, pre-ejaculate; To...
2Latinpraebefore; in front; in front of
3Proto-Italicpraibefore; in front of
4Proto-Indo-Europeanpreh₂-before, in front
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

via English synapse

StepLanguageWordMeaning
1EnglishsynapseThe junction between the terminal of a neuron and...
2Ancient Greekσύναψιςcontact; point or line of junction; union,...
3Ancient GreekσυνάπτωI join together, connect
4Ancient Greekσῠν-together; with, together
5Ancient Greekσύνbeside, with
6Proto-Hellenic*ksúnbeside, with
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-
presynapse — Etymology, Origin & Word History | Etymology Explorer