at
1
used to show a particular place or position
- I saw him at the grocery store.
- She is still waiting at the bus stop.
- The concert will be held at the stadium.
- The event will take place at the community center.
- The sign indicates the entrance at the museum.
2
(computing) used in an email address to separate the name of the user from the location, written as '@'
3
expressing the exact time when something happens
- Are you ready?The concert begins at 8 o'clock.
- The doctor's appointment is at 11:20 AM.
- The event is scheduled at 3:15 PM.
- The store opens at 9 o'clock in the morning.
- We have a reservation at the restaurant at 7:30 PM.
4
used to specify a particular position in a range, degree, or measure
- The temperature stood at 30 degrees Celsius.
5
used to describe a condition or state of being
- She was at peace with her decision.
- The project is currently at a standstill.
6
used to indicate an attribution or skill possessed by someone
- She is excellent at playing the piano.
- The team is good at strategizing during games.
7
used to indicate the specific target or recipient of an action or emotion
- He was angry at his brother.
- They started shooting at civilians.
8
used to indicate the tool, instrument, or method through which an action is performed
- They held him against his will at gunpoint.