Abnormal state of pregnancy characterized by hypertension and fluid retention and albuminuria; can lead to eclampsia if untreated WordNet 3.0 & Open English WordNet

Pre-eclampsia is a multi-system disorder specific to pregnancy, characterized by the onset of high blood pressure and often a significant amount of protein in the urine. Wikipedia

Hypertension occurring during pregnancy Wikidata

An abnormal state of pregnancy characterized by hypertension and fluid retention and albuminuria. OmegaWiki

A complication of pregnancy, affecting about 2-20% of women, depending on location, characterized by hypertension and damage to the linings of the blood vessels of the brain, liver, lungs and kidneys, which can lead to multiple organ failure, convulsions, coma and death. The only cure is delivery of the child. Wiktionary

Complication of pregnancy. Wiktionary (translation)