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Definition of amnesiac

amnesiac

/æmˈniːziæk/
am · ne · si · ac
Plural:amnesiacs
•
Adjective:amnesiac
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amnesiac Lexical Profile

amnesiac Game Scores & Validity

• noun

1

A person experiencing a partial or total loss of memory.

Example

"The hospital admitted an unidentified amnesiac who had been found wandering near the train station."

Synonyms
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• adjective

1

Experiencing, relating to, or caused by a partial or total loss of memory.

Example

"The novel's plot follows an amnesiac detective trying to piece together his own identity."

Synonyms
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• Rhymes for amnesiac

• Nearby Words

ammonite
ammunition
amnesia
amnesiac
amnesic
amnesty
amnio

Word Origin & Etymology

Derived in the late 19th century from 'amnesia' plus the suffix '-ac' (modeled on words like 'maniac'), ultimately tracing back to the Ancient Greek 'amnesia', meaning 'forgetfulness' (from 'a-' meaning 'without' and 'mimneskesthai' meaning 'to remember').

Cite this Entry

Wordmom. (2026). Definition of Amnesiac. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/amnesiac
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