1. to have a pregnancy end naturally before the baby can survive outside the womb
Usage: medical
2. to fail to achieve the intended result; to go wrong
Usage: formal

Examples

• She miscarried in her second trimester.
• The doctor explained that many pregnancies miscarry in the early weeks.
• Their carefully laid plans began to miscarry when the weather turned bad.
• The mission miscarried due to poor communication.
• Without proper planning, the project is likely to miscarry.
• The scheme miscarried when one of the participants backed out.
• Many women who miscarry go on to have healthy pregnancies later.