We use 'excite' to say when something makes someone very happy or eager. It means to cause strong good feelings inside a person. For example, fun news or surprises can excite people.
The news will excite all the children.
I get excited before my birthday.
This use means to make something start working or become active. It is often used for body parts, machines, or systems that respond or work more because of some signal or power.
The doctor wants to excite your muscles.
Electricity can excite the machine parts.
In science, 'excite' means to give extra energy to a small particle like an electron or molecule. This makes them move or change to a higher energy level. It is a technical term often used in chemistry and physics.
Light can excite electrons in atoms.
The heat excites molecules during the reaction.
Here, 'excite' means to make someone feel upset or nervous. It can mean causing someone to be restless or disturbed, not in a happy way. This use is less common but important to know.
Loud noises excite the baby too much.
The argument excited him and made him angry.
'Excite' can mean to make someone pay attention or feel interest and strong emotions. It often means causing people to want to learn or feel something strongly about a topic or event.
The story excites curiosity in readers.
That photo excites strong opinions.
In a sexual context, 'excite' means to cause feelings of sexual interest or desire. This meaning is more specialized and used in adult or scientific contexts.
Certain smells can excite feelings of attraction.
The scene excited the couple deeply.