tricycle
n. countable B1 Intermediate US //ˈtɹɪsɪkəɫ// UK //tɹˈaɪsɪkəl// tri·cy·cle
n. a vehicle with three wheels. It can be a toy for children or a larger vehicle for adults.
n. a vehicle with three wheels, typically used for transport or recreation. Often used to distinguish from a bicycle or a unicycle.
The child rides a red tricycle in the park.
The delivery driver prefers using a three-wheeled tricycle to navigate the narrow streets of the old city.
While modern urban planning often focuses on bicycles, the three-wheeled tricycle remains a popular choice for those seeking a balance between speed and stability.
From French tricycle. By surface analysis, tri- + cycle.