Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter

oospore


oo·spore

noun \ˈō-ə-ˌspō(ə)r, -ˌsp(ə)r\

Definition of OOSPORE

: zygote; especially : a spore produced by heterogamous fertilization that yields a sporophyte

Learn More About OOSPORE