noun
1. any of several night-blooming cacti of the genus Selenicereus
• Hypernyms: ↑cactus
• Hyponyms: ↑queen of the night, ↑Selenicereus grandiflorus
• Member Holonyms: ↑Selenicereus, ↑genus Selenicereus
2. any of several cacti of the genus Hylocereus
• Hypernyms: ↑cactus
• Member Holonyms: ↑Hylocereus, ↑genus Hylocereus
3. any of several cacti of the genus Cereus
• Hypernyms: ↑cactus
• Member Holonyms: ↑Cereus, ↑genus Cereus
Useful english dictionary. 2012.