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90s Slang You Should Know


[sem-pi-tur-nl] /ˌsɛm pɪˈtɜr nl/
adjective, Literary.
everlasting; eternal.
Origin of sempiternal
late Middle English
1400-50; late Middle English < Late Latin sempiternālis, equivalent to Latin sempitern(us) everlasting semp(er) always + -i- -i- + -ternus suffix of temporal adjectives; see eterne) + -ālis -al1
Related forms
sempiternally, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for sempiternal


(literary) everlasting; eternal
Derived Forms
sempiternally, adverb
sempiternity (ˌsɛmpɪˈtɜːnɪtɪ) noun
Word Origin
C15: from Old French sempiternel, from Late Latin sempiternālis, from Latin sempiternus, from semper always + aeternuseternal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for sempiternal

c.1400, from Old French sempiternel "eternal, everlasting" (13c.) or directly from Late Latin sempiternalis, from Latin sempiternus "everlasting," from semper "always, ever" (see semper-) + aeternus "eternal" (see eternal). Related: Sempiternally.

Online Etymology Dictionary, © 2010 Douglas Harper
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