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General Term

Due Date (EDD)

Last updated: June 2026

Definition

The estimated date of birth, calculated as 280 days (40 weeks) from the first day of the last menstrual period.

Clinical Context

In obstetrics and maternal healthcare, terms like Due Date (EDD) represent key anatomical, physiological, or developmental parameters monitored during gestation, labor, and the postpartum stages. Understanding these terms empowers parents to converse with doctors, interpret ultrasound reports, and track fetal progress.

Medical Notice: This term definition is for educational and planning purposes only. It is not medical advice. If you have any clinical questions or concerns about due date (edd) in your own pregnancy, consult your obstetrician or health team immediately.

Term FAQs

What is the definition of Due Date (EDD)?

In pregnancy and obstetrics, Due Date (EDD) is defined as: The estimated date of birth, calculated as 280 days (40 weeks) from the first day of the last menstrual period.

What category does the term Due Date (EDD) belong to?

The term Due Date (EDD) belongs to the General category of pregnancy and neonatal health terminology.

Why is understanding Due Date (EDD) important?

Understanding Due Date (EDD) helps expectant mothers and partners make sense of medical reports, doctor consultations, and gestational developments.

Related Terms

Antepartum

The period of time occurring before childbirth (also referred to as prenatal).

Conception

The fertilization of an egg by a sperm cell, marking the clinical start of embryonic development.

Fundal Height

The measurement from the pubic bone to the top of the uterus (fundus) in centimeters, usually matching the gestational week after week 20.
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