| γ-diversity | http://edamontology.org/data_3739 | Gamma diversity data | |
| β-diversity | http://edamontology.org/data_3738 | Beta diversity data | |
| α-diversity | http://edamontology.org/data_3737 | Alpha diversity data | |
| Z-value | http://edamontology.org/data_1668 | Z-value | |
| ZTR | http://edamontology.org/format_3018 | ZTR | |
| Zoology | http://edamontology.org/topic_3500 | Animals | |
| Zinc finger prediction | http://edamontology.org/operation_0333 | Zinc finger prediction | |
| ZFIN gene report format | http://edamontology.org/format_1618 | ZFIN gene report format | |
| Yeast two-hybrid | http://edamontology.org/topic_3557 | Protein interaction experiment | |
| Yeast one-hybrid | http://edamontology.org/topic_3557 | Protein interaction experiment | |
| Yeast | http://edamontology.org/topic_2817 | Yeast | |
| Yeast | http://edamontology.org/topic_0782 | Fungi | |
| YAML Ain't Markup Language | http://edamontology.org/format_3750 | YAML | |
| YAML | http://edamontology.org/format_3750 | YAML | |
| X!Tandem XML | http://edamontology.org/format_3711 | X!Tandem XML | |
| XSLT stylesheet | http://edamontology.org/data_2252 | XSLT stylesheet | |
| XSD | http://edamontology.org/data_2250 | XML Schema | |
| X-ray tomography | http://edamontology.org/topic_3452 | Tomography | |
| X-ray microscopy | http://edamontology.org/topic_2828 | X-ray diffraction | |
| X-ray diffraction | http://edamontology.org/topic_2828 | X-ray diffraction | |
| X-ray crystallography | http://edamontology.org/topic_2828 | X-ray diffraction | |
| xpm | http://edamontology.org/format_3599 | xpm | |
| XML Schema | http://edamontology.org/data_2250 | XML Schema | |
| XML | http://edamontology.org/format_2332 | XML | |
| xlsx | http://edamontology.org/format_3620 | xlsx | |
| xls | http://edamontology.org/format_3468 | xls | |
| xgmml | http://edamontology.org/format_3618 | xgmml | |
| xbm | http://edamontology.org/format_3598 | xbm | |
| WTSS | http://edamontology.org/topic_3170 | RNA-Seq | |
| WormBase wormpep ID | http://edamontology.org/data_2114 | WormBase wormpep ID | |