Etymology

claustrum

C3L1A1U1S1T1R1U1M3

Today it means: A thin, irregular sheet of grey matter underneath the inner part of the neocortex on both sides of the brains of mammals; its exact function is not understood, but it is believed to facilitate coordination between senses Full definition →

Latin claustrum
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The story

  1. Latin · borrowed fromclaustrum“a bolt, bar”
  2. English todayclaustrum

Unadapted borrowing from Latin claustrum (“a bolt, bar”). Doublet of cloister.

Words from the same roots

Latinclaustrum all →

cloisterclaustrophobiaclaustralclaustrophiliaclaustrophiliacclaustrophilicclaustrophobe

Etymology from Wiktionary, CC BY-SA 4.0.