uncalm, n.

Fully revised for OED Third Edition in June 2018.
Earlier versions published in:
OED First Edition (1921) in the entry for un-, prefix1
OED Second Edition (1989) in the entry for un-, prefix1
oed.com is a living text, updated every three months. Updates may include:
• further revisions to definitions, pronunciation, etymology, variant spellings, quotations, dating or styling of citations;
• new senses or phrases.