Exam: TOEFL

Definition: A tiny red or purple spot on the skin or mucous membrane caused by bleeding under the skin.

Example: The doctor noticed several petechiae on the patient's arm during the examination.

Definition: Describing something that is related to or looks like small spots of bleeding under the skin.

Example: The doctor noted the petechial rash on the patient's arm during the examination.

Definition: To make a formal request or appeal, often to an authority or organization.

Example: Many citizens petition the government for changes in the law.

Definition: A formal written request made to an authority, asking for a specific action or benefit.

Example: The citizens submitted a petition to the local government to improve the park.

Definition: To formally request something, often by writing a document that is signed by many people.

Example: They decided to petition the government for better public transportation.

Definition: Relating to or characterized by making a formal request or appeal.

Example: The group submitted a petitionary request to the city council for better public transportation.

Definition: A person who formally requests something from a court or other authority by presenting a petition.

Example: The petitioner submitted a request for a new trial.

Definition: The process of turning organic material into a stony substance, often preserving its original shape.

Example: The petrification of the tree trunk took thousands of years, resulting in a beautiful fossil.

Definition: To turn into stone or to become very hard and unyielding, often used metaphorically to describe a state of being frozen in fear or shock.

Example: When she saw the giant spider, she seemed to petrify in place, unable to move.

Definition: To make someone very frightened or shocked, so that they cannot move or think clearly.

Example: The sudden loud noise seemed to petrify the children, leaving them frozen in place.

Definition: Causing a strong feeling of fear or terror that can make someone feel unable to move.

Example: The petrifying movie kept everyone on the edge of their seats.

Definition: To make someone extremely frightened or terrified.

Example: The horror movie was so scary that it petrified the audience.

Definition: A type of chemical that comes from oil or natural gas, often used in making products like plastics and fertilizers.

Example: The petrochemical industry plays a crucial role in the production of many everyday items.

Definition: Money that is earned from selling oil, often used in international trade.

Example: Many countries rely on petrodollars to support their economies.