# semaphorin

> English word · Noun

## Definitions
1. Any of a class of proteins that assist growing axons to find an appropriate target and to form synapses

## Etymology
From semaphore + -in.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/semaphorin