noun
- plural of oncidium; tropical orchids with yellow flowers that have distinctive markings
Usage: botanical
Examples
- The greenhouse displayed several varieties of oncidiums.
- Oncidiums are popular among orchid collectors for their bright yellow blooms.
- She carefully watered her oncidiums every few days.
- The oncidiums in the botanical garden were in full flower.
- These oncidiums require warm temperatures and high humidity.
- The florist arranged oncidiums with other tropical flowers.