Celtic
In short
Celtic Football Club is a professional football team based in Glasgow, Scotland, that competes in the Scottish Premiership.
In plain words
It is one of the most famous and successful clubs in Scotland. The team plays its home matches at Celtic Park and has a massive global following.
A simple example
When Celtic plays against Rangers in a match known as the Old Firm, millions of people around the world watch the game.
Why it matters
The club is a major cultural symbol in Glasgow and has won more domestic trophies than almost any other team in the country. They are also a regular participant in European competitions.
Easy to mix up
Do not confuse the football club with the Celtic people, who are a group of ethnic groups from Ireland and the Scottish Highlands.