この記事では語源ample（大きい）に関連する英単語を紹介します。
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ample /ˈæmpl/：豊富な
ampleは「豊富な」を意味し、語源はamplus（大きい）に由来します。同義語はadequate, enough, sufficient, plentyです。
英語解説と例文
Ample means “being many or much”, and the etymology comes from amplus (big). The synonyms are adequate, enough, sufficient, plenty.
Let’s see an example sentence.
Earn a lot of money in affiliate business needs ample time.
Large families rent ample rooms to live on rent.
Children have ample time to think about their future.
If you earn money with investment, you need ample money as capital.
Prosecutors will prosecute the criminal after having ample evidence.
amplifier /ǽmplɪfàɪər/：アンプ
amplifierは「アンプ（音声の増幅器）」を意味し、語源はamplify（増幅させる）に由来します。略称はampです。
解説と例文
Amplifier means “a device to make sound louder”, and the etymology comes from amplify. The abbreviation is amp.
The amplifier is built in speakers and mobile phones, and it makes the sound bigger.
Audiophiles are strongly committed to sound and installs a big amplifier in the room.
Amplifier is also used for electronic musical instruments.
An electric guitar plays music by connecting itself to amplifier and speaker.
amplify /ˈæmpləfὰɪ/：音を増幅する
amplifyは「音を増幅する」を意味し、語源はamplus（大きい）とfacere（行う）に由来します。原義はラテン語のamplifacere（大きくする）です。
解説と例文
Amplify means “to make sound bigger”, and the origin is derived from amplus (big) and facere (do). The original meaning is Latin amplifacere (enlarge).
Let’s see an example sentence.
The amplifier is a device to amplify the sound.
Megaphone is a device to amplify your voice and let people hear it.
Guitar amp is a device that amplifies the signal of electric guitar and produces a loud sound.
The speaker amplifies the sound of the audio equipment.
amplitude /ˈæmplət(j)ùːd/ ：振幅
amplitudeは「振幅（波動の振動の大きさ）」を意味し、語源はamplus（大きい）に由来します。
解説と例文
Amplitude means “the size of waves”, and the etymology comes from amplus (large).
Amplitude means the magnitude of vibration of sound waves or electromagnetic waves.
Let’s see an example sentence.
Amplitude modulation is a method of transmitting information by wave size.
AM is the abbreviation for Amplitude Modulation.
AM broadcasting is a method in which the amplitude of the radio wave varies according to the strength of the signal.
Although AM broadcasting has bad sound quality, it can be used for broadcasting news and traffic information because it can be transmitted over a wide range.