embryo sac
embryo sac
nounDefinition of EMBRYO SAC
: the female gametophyte of a seed plant consisting of a thin-walled sac within the nucellus that contains the egg nucleus and other nuclei which give rise to endosperm on fertilization
See First Known Use of EMBRYO SAC
1844
Learn More About EMBRYO SAC
Browse
Next Word in the Dictionary: embryotic
Previous Word in the Dictionary: embryophyte
All Words Near: embryo sac
Previous Word in the Dictionary: embryophyte
All Words Near: embryo sac
Seen & Heard 
What made you want to look up embryo sac? Please tell us where you read or heard it (including the quote, if possible).
