reaction
word
Definition
A reaction is what someone does, says, or feels in response to something that happens. It can also mean a physical response, such as the body reacting to food, medicine, or chemicals.
Usage & Nuances
Very common in everyday English. Often used with verbs like 'have', 'get', or 'show': 'have a reaction', 'get a reaction', 'show no reaction'. It is common both for emotional/social responses and for medical or chemical contexts. For quick everyday speech, 'response' is often more neutral, while 'reaction' can suggest a more immediate or noticeable effect.
Example Sentences
Her reaction to the gift was a big smile.
basic
The video got a strong reaction online.
natural
He had a bad reaction to the medicine.
basic
I was surprised by his reaction.
basic
She tried not to show any reaction when she heard the news.
natural
Honestly, his reaction was a bit over the top.
natural