chalaza /ka-lāˈzə/

1. In a bird's egg, one of two spiral chords of albumen that hold the yolk sac in position (zoology)
2. The base of the ovule (botany)

chalaˈzal adjective

• rockfalls
• Rock fever
• rockfish
• rockfishes
• rock flour
• rock-forming
• rock garden
• rock gardens
• rock guano
• rock-hewn
• rockhopper
• rockhoppers
• rock house
• rock houses
• rockier
• rockiers
• rockiest
• rockily
• rockiness
• rockinesses
• rocking
• rocking chair
• rocking chairs
• rocking horse
• rocking horses