Exam: TOEFL

Definition: A food item, often a cucumber, that has been preserved in a salty or vinegar solution to enhance its flavor and shelf life.

Example: I love adding a pickle to my sandwich for extra crunch and flavor.

Definition: To preserve food by soaking it in a salty or sour liquid, usually vinegar or brine.

Example: She decided to pickle the cucumbers to make delicious snacks.

Definition: Describes food that has been preserved in a solution of vinegar, salt, or sugar, often resulting in a tangy flavor.

Example: I love eating pickled cucumbers as a snack.

Definition: A very small unit of mass equal to one trillionth of a gram.

Example: The scientist measured the substance in picograms to ensure accuracy.

Definition: A very small unit of measurement used in chemistry, equal to one trillionth of a mole.

Example: The concentration of the substance was measured in picomoles per liter.

Definition: A type of very small virus that can infect animals and is made of RNA surrounded by a protein shell. This group includes viruses that cause diseases like polio and foot-and-mouth disease.

Example: The picornavirus is responsible for several common illnesses, including the common cold.

Definition: A very short unit of time equal to one trillionth of a second.

Example: The computer processes data in picoseconds, making it incredibly fast.

Definition: A pictogram is a symbol or image that represents a word or idea, often used in signs or charts to convey information quickly and clearly.

Example: The map used pictograms to show different landmarks like parks and museums.

Definition: A symbol or image that represents a word or idea, often used to convey information visually, especially in graphs or charts.

Example: The teacher used a pictograph to show the number of students who preferred different types of fruit.

Definition: Relating to or represented by pictures or symbols that convey meaning.

Example: The ancient civilization used pictographic writing to communicate important messages.

Definition: A form of writing that uses pictures or symbols to represent words, ideas, or events.

Example: Ancient civilizations often used pictography to communicate important messages.