noun. a morbid fear of spiders.
Example sentences of the word arachnophobia
1. Noun, singular or mass
The same goes on with humans; if you suffer from arachnophobia, try to solve a math problem when you are in a fight or flight situation in a container full of tarantulas.
2. Noun, plural
Getting rid of the webs can be scary for some with arachnophobia, and for others it can just be a hassle.