Exam: TOEFL

Definition: A chemical compound that has three oxygen atoms in each molecule.

Example: Sulfur trioxide is used in the production of sulfuric acid.

Definition: To stumble or lose balance while walking or running, often causing a fall or a misstep.

Example: She tripped over the uneven pavement and fell.

Definition: A journey from one place to another, often for pleasure or business.

Example: We took a trip to the mountains last summer.

Definition: To cause someone to stumble or fall by catching their foot on something.

Example: He tripped over the loose carpet and fell.

Definition: Made up of or involving three separate parts or groups.

Example: The tripartite agreement was signed by the three countries involved.

Definition: A chemical compound that includes three phosphate groups, often found in biological systems.

Example: Adenosine triphosphate, or ATP, is a common triphosphate used for energy transfer in cells.

Definition: A sound made by combining three vowel sounds in one syllable, which works together as a single unit.

Example: The word 'fire' contains a triphthong that blends three vowel sounds.

Definition: Related to a specific type of vowel sound that combines three distinct vowel sounds in one syllable.

Example: In phonetics, a triphthongal sound can be challenging for learners to pronounce correctly.

Definition: Having three parts, members, or units; three times as much or as many.

Example: The recipe calls for a triple portion of ingredients to serve more people.

Definition: To increase to three times the amount or number; to achieve a three-base hit in baseball.

Example: The team's strategy was to triple their score in the second half of the game.

Definition: A group or set of three items or people.

Example: The team won the championship with a triple of victories in the final matches.

Definition: To increase something to three times its original amount or number.

Example: The company decided to triple its production to meet the growing demand.

Definition: Having three identical or corresponding parts or examples.

Example: The report was submitted in triplicate to ensure all departments received a copy.

Definition: One of three identical copies or items that are the same.

Example: Please submit the triplicate of the form to the office.

Definition: To create three identical copies of something.

Example: The secretary had to triplicate the report for the meeting.

Definition: Referring to organisms that develop from three distinct layers of cells during embryonic development.

Example: Humans are triploblastic organisms because they have three germ layers: ectoderm, mesoderm, and endoderm.

Definition: Referring to a cell or organism that has three sets of chromosomes instead of the usual two, which can affect its growth and reproduction.

Example: Some plants are triploid, meaning they have three sets of chromosomes, which can make them larger and more robust.

Definition: An organism or cell that has three sets of chromosomes instead of the usual two.

Example: The triploid fish are often larger and more robust than their diploid counterparts.