terrarium
/ˈtɛrɪɑrɪəm/ or /ˌtɛrɪˈɑrɪəm/Definitions
1. noun
A sealed glass container, often with a transparent lid, used to grow plants, typically in a miniature setting, and maintain a controlled environment.
“She set up a beautiful terrarium in her living room with a variety of ferns and moss.”