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Definition of myelination
myelination
/ˌmaɪ.ə.lɪˈneɪ.ʃən/
my · el · i · na · tion
Plural:myelinations
•Adjective:myelinated
myelination Lexical Profile
CEFR
C1
Grade
11
Tier
3
Usage
Rare
myelination Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The biological process in which a myelin sheath forms around a nerve fiber, increasing the speed and efficiency of electrical impulse transmission.
Example
"Proper myelination in the early years of a child's life is critical for the development of rapid cognitive and motor functions."
Synonyms
View all synonyms for myelination Antonyms
View all antonyms for myelination• Rhymes for myelination
• Nearby Words
Word Origin & Etymology
Derived from 'myelin', coined in the 1850s from the Greek 'myelos' (marrow), combined with the noun-forming suffix '-ation'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Myelination. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/myelination