amnesia
記憶喪失になっていた米国女性の身元が判明したようです。彼女は通称"Sam"と呼ばれており，Facebookを通じて情報を呼びかけておりました。このような事件もあるのですね。記事の中で気になった単語は"amnesia"です。『Wisdom英和辞典第三版』（三省堂）によると「記憶喪失(症), 健忘症」などという意味がありました。ODによると"A partial or total loss of memory"と定義されております。（Ume）
Mystery amnesia woman identified as American
A woman whose case sparked a social media hunt after she was found on a US street with amnesia has been identified by her family.
"Sam", as she was known by thousands following her story, has been named as Ashley Menatta, 53, of California.
About five months ago she was found in Carlsbad, Southern California, unwell and with no memory of who she was.
Her nephew identified her from a US NBC 7 television show about her, according to NBC 7 and Sam's Facebook page.
