bulb
🇺🇸
/bʌlb/
🇬🇧
/bʌlb/
A glass object that produces light when electricity flows through it.
I need to replace the bulb in my lamp because it stopped working.
The round part of some plants that grows underground and produces new plants each year.
Tulips grow from a bulb that you plant in the fall.
Any round, swollen object that looks like a plant bulb.
The thermometer has a glass bulb at the bottom that holds the mercury.