Exam: TOEFL

Definition: A type of protein that is usually found in a developing fetus and can appear in adults under certain medical conditions, such as liver disease or cancer.

Example: Doctors often test for fetoprotein levels to help diagnose liver diseases or certain types of cancer.

Definition: A very unpleasant smell that is often strong and offensive.

Example: The fetor from the garbage was unbearable.

Definition: A special medical instrument used to listen to or view a fetus inside a pregnant woman's body.

Example: The doctor used a fetoscope to check the baby's heartbeat during the prenatal visit.

Definition: A medical procedure used during pregnancy to directly observe a fetus inside the uterus and to collect fetal blood for testing.

Example: The doctor performed a fetoscopy to check on the health of the unborn baby.

Definition: Limited or restricted in freedom or movement, often due to being tied or bound.

Example: The artist felt fettered by the strict rules of the competition.

Definition: To be restrained or bound, often in a way that limits freedom or movement.

Example: The prisoner was fettered to prevent his escape.

Definition: A developing human or animal before birth, specifically from the end of the eighth week after conception until birth.

Example: The doctor monitored the health of the fetus during the pregnancy.

Definition: To engage in a long-lasting and often bitter argument or conflict, usually between families or groups.

Example: The two families have feuded for generations over land rights.

Definition: A long-lasting and often bitter disagreement or conflict between two parties, such as families or groups.

Example: The feud between the two families lasted for generations, causing much pain and suffering.

Definition: Relating to a historical system where land was owned by lords and worked by vassals in exchange for protection and service.

Example: The feudal system was common in medieval Europe, where lords granted land to vassals in return for military service.

Definition: Relating to or supporting a social system where land is owned by lords and worked by peasants in exchange for protection and services.

Example: The feudalist system created a rigid class structure in medieval society.

Definition: A person who supports or practices a system of feudalism, where land is owned by lords and worked by vassals or serfs in exchange for protection and service.

Example: The feudalist believed in the traditional hierarchy of lords and vassals.

Definition: Relating to a social system that existed in medieval Europe, where people worked and fought for nobles in exchange for land and protection.

Example: The feudalistic system created a hierarchy where lords held power over vassals and serfs.