Etymology

mesyl

M3E1S1Y4L1

Today it means: The univalent radical CH₃SO₂– of methanesulfonic acid. Full definition →

Middle English mesel ← Norman mesel ← Old French mesel
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mesyl · noun1

Contraction of methylsulfonyl.

mesyl · adjective, noun2

  1. Late Latin · derived frommisellus“leper”
  2. Old French · derived frommesel“leprous, leper”
  3. Norman · derived frommesel“leprous, leper”
  4. Middle English · inherited frommesel“leprous, leper”
  5. English todaymesyl

From Middle English mesel (“leprous, leper”), from Norman mesel (“leprous, leper”), from Old French mesel (“leprous, leper”), from Late Latin misellus (“leper”), from miser (“wretched, wretch”) + -ellus (“-elle”). Doublet of measles.

Words from the same roots

Middle Englishmesel all →

measlesmeaslemeselmisselmissell

Normanmesel all →

measlesmeselmisselmissell

Old Frenchmesel all →

measlesmeaslemeselmisselmissell

Late Latinmisellus all →

measlesmeselmisselmissell

Etymology from Wiktionary, CC BY-SA 4.0.