parent stepparent HQ759.92 http://id.loc.gov/authorities/subjects/sh85127982 http://purl.bioontology.org/ontology/SNOMEDCT/74128007 https://homosaurus.org/terms/stepParents https://www.wikidata.org/wiki/Q19822352 The (usually marital) partner of someone's parent, and not their biological or adoptive parent. step parent step-parent stepfather stepmother stepparents