The root of the word Islam in Arabic means peace (Silm or Salam).
The word ‘Islam’, also
means submission to the One God, as well as living in harmony with other people and with the environment.
Therefore, a Muslim is a person whose obedience, allegiance and loyalty are to God, Lord of the Universe, and who strives to live in accordance with God's laws.
The language of the Quran, the Holy Book of Islam, is Arabic.
Muslims all over the world try to learn Arabic so that they may be able to read the Quran and understand its meaning.
They pray in the language of the Quran, but supplications to God may be in any language.