1. a woman who is married to one’s father after the death or divorce of one’s biological mother

Examples

• After my father remarried, my stepmother became an important part of our family.
• She treats her stepchildren with the same love as her biological children.
• My stepmother helped me with my homework every night.
• The fairy tale featured a cruel stepmother who mistreated Cinderella.
• His stepmother encouraged him to pursue his dreams of becoming a musician.
• They had a wonderful relationship, and he never thought of her as just a stepmother.