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

• oshac
• oshacs
• osier
• osier-bed
• osier-beds
• osiered
• osieries
• osiers
• osiery
• Osirian
• Osiris
• -osis
• Osmanli
• osmate
• osmates
• osmeteria
• osmeterium
• osmiate
• osmiates
• osmic
• osmic acid
• osmidroses
• osmidrosis
• osmious
• osmiridium