GLOSSARY
The International Glossary on Infertility and Fertility Care
The following glossary was developed in 2017 by a global panel of more than 100 multidisciplinary experts, professional organisations, and patient representatives to provide consensus agreement on 283 items and definitions. Published in Fertility and Sterility (FNS) and Human Reproduction (HR).
A printable version of the 2017 Glossary and more information on the methodology, and a list of previous compiled glossaries can be found here.
Warming (cells)
The process of raising the temperature of a vitrified cell or cells from the storage temperature to room/physiological temperature.
Y-chromosome microdeletions
Missing segments of the genetic material on the Y-chromosome that are associated with abnormal spermatogenesis.
Zona pellucida
The glycoprotein coat surrounding the oocyte.
Zygote
A single cell resulting from fertilization of a mature oocyte by a spermatozoon and before completion of the first mitotic division.
Zygote intrafallopian transfer (ZIFT)
An ART procedure in which one or more zygotes is transferred into the Fallopian tube.