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am·ne·sia

amnesia

 
 
pronunciation:
aem ni zh
features:
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part of speech: noun
definition: partial or complete loss of memory as a result of an injury to the brain, illness, or shock.
Because of amnesia, she did not know her own children.
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Word Parts  About this feature
The word amnesia contains the following parts:
a-1, an-1 Greek prefix that means not, without
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Words prefixed with a-1, an-1 are nouns and adjectives. Some are loanwords from Greek (amorphous, atrophy). Others are English formations, which may attach the prefix to English words of Latin origin (asocial, amoral) or Greek origin (apolitical). The form a-1 is used before bases beginning with a consonant, while an-1 is used before bases beginning with a vowel.
mne, mnes, mnest Greek root that means memory
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synonyms:
memor, member, membr