A setting hen is a term used to refer to a broody hen that has begun to incubate eggs in order to hatch them. This term is often used in farming and agriculture environments where the breeding and care of poultry is common. Synonyms for the term setting hen include broody hen, incubating hen, sitting hen, and hatching hen. These synonyms all refer to the same behavior of a hen who has taken on the responsibility to incubate her eggs until they hatch. Understanding these terms can help those in the poultry industry communicate more effectively about the care and breeding of chickens.