1. Basal part of a plant ovule opposite the micropyle; where integument and nucellus are joined 
2. One of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell

Derived forms: chalazas, chalazae

Type of: animal tissue, plant part, plant structure

Part of: egg, ovule

Encyclopedia: Chalaza

• horned screamer
• horned toad
• horned violet
• horned viper
• horned whiff
• Horneophyton
• Horner's syndrome
• hornet
• hornets' nest
• Horney
• hornfels
• horniness
• hornist
• hornless
• hornlike
• hornpipe
• war-worn
• waratah
• warble
• warble fly
• warbler
• Warburg
• ward
• ward off
• ward-heeler