rules for the diagnosis of zygocity in cattle twins — John Hancock
Useful english dictionary. 2012.
zygocity — zy·goc·i·ty zī gäs ət ē n, pl ties the number of ova from which a pair of twins are derived: the condition of being monozygotic or dizygotic … Medical dictionary
zygocity — zy·goc·i·ty … English syllables
