helicopter
ヘリコプター
解説 Definition
helicopter はヘリコプターという意味です。日本語の「ヘリ」と略す言い方とは違い、英語では通常 helicopter と言います。
A helicopter is an aircraft that is lifted and moved mainly by one or more large horizontal rotors. It can take off and land vertically, hover in one place, and operate without a conventional runway.
覚え方のコツ Memory Tip
helicopter はギリシャ語の helix「らせん」と pteron「翼」にさかのぼり、回転する翼で飛ぶ機体を思い浮かべると覚えやすい語です。日本語では「ヘリ」と略しますが、英語の標準的な呼び方は helicopter。fly a helicopter、rescue helicopter などの組み合わせも定着させましょう。
Break the historical components into two images: helix suggests a spiral, and pteron means a wing. Together they point to the rotating wings, or rotors, that allow a helicopter to rise vertically and hover. This image is more useful than relying only on the Japanese loanword. Japanese often shortens the word to ヘリ, but standard English normally uses the full word helicopter; chopper is informal. Learn it in practical combinations such as fly a helicopter, rescue helicopter, military helicopter, and helicopter landing pad.
例文
A helicopter flew over the city.
ヘリコプターが街の上を飛びました。
The hospital has a helicopter for emergencies.
その病院には緊急用のヘリコプターがあります。
We saw a red helicopter near the mountain.
私たちは山の近くで赤いヘリコプターを見ました。
helicopter の類義語・関連語
派生語
紛らわしい語
helicopter の語源・成り立ち Etymology
フランス語 hélicoptère を経て入り、語源はギリシャ語 helix「らせん」+ pteron「翼」です。つまり「らせん状の翼で飛ぶもの」という発想で、helix や pterodactyl と同根だと見ると意味がすっとつながります。
Helicopter entered English from French hélicoptère. The French term was constructed from Greek helix, referring to a spiral, and pteron, meaning “wing.” The same Greek elements can be recognized in English helix and in words such as pterodactyl. The formation describes an aircraft supported by rotating, spiral-moving wings rather than the fixed wings typical of an airplane.
同じレベルの英単語をもっと
外部辞書で調べる
この単語を英単語クイズで覚えよう