-A-
Amnion
-C-
Cephalopagus Conjoined Twins
Chorion
Conjoined Twins
Craniopagus Conjoined Twins
-D-
Decaplets
Diamnionic
Dichorionic
Dizygotic
-E-
Epholothoracopagus Conjoined Twins
-F-
Fraternal Twins
-I-
Identical Twins
Idioglossia
Irish Twins
Ischiopagus Conjoined Twins
-M-
Monoamnionic
Monochorionic
Monozygotic
-N-
Nonuplets
-O-
Octuplets
Omphalopagus Conjoined Twins
-P-
Parapagus Conjoined Twins
Parasitic Twins
Polar Body Twinning
Preeclampsia
Pygopagus Conjoined Twins
-Q-
Quadruplets
Quintuplets
-S-
Sextuplets
Septuplets
Superfetation
Superfecundation
Supertwins
-T-
Thoracopagus Conjoined Twins
Triplets
Trizygotic
-V-
Vanishing Twin Syndrome
Glossary of Terms: Twins/MultiplesParenting Twins/Multiples Glossary
By Pamela Prindle Fierro, About.com
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