Exam: TOEFL

Definition: A value that divides a set of data into four equal parts, with each part containing a quarter of the total number of items.

Example: In statistics, the first quartile represents the value below which 25% of the data falls.

Definition: Relating to or made of a type of rock that is composed mainly of quartz.

Example: The quartzitic rock formations are known for their durability and resistance to weathering.

Definition: A very distant and powerful celestial object that emits a large amount of energy, appearing star-like but located far away in the universe.

Example: Astronomers study quasars to learn more about the early universe.

Definition: To stop something from continuing or to make it invalid, often by using force or legal action.

Example: The court decided to quash the previous ruling.

Definition: The act of stopping or putting an end to something, especially a decision or an action.

Example: The court's quashing of the previous ruling surprised everyone.

Definition: To put an end to something, especially by using force or authority; to suppress or cancel.

Example: The court is quashing the previous ruling due to new evidence.

Definition: A type of solid that has some properties of crystals but does not have a regular repeating pattern in its structure.

Example: The scientist studied the unique properties of the quasicrystal to understand its unusual symmetry.

Definition: A celebration or event marking the 400th anniversary of something.

Example: The city held a grand festival for its quatercentenary, celebrating 400 years of history.

Definition: A group of four lines in a poem or a stanza that often has a specific rhyme scheme.

Example: The poet wrote a beautiful quatrain that captured the essence of spring.

Definition: To shake or tremble, especially in a way that produces a wavering sound or voice.

Example: She began to quaver as she spoke in front of the large audience.

Definition: A sound that shakes or trembles, often used to describe a musical note or voice that is not steady.

Example: The singer's voice had a lovely quaver that added emotion to the song.

Definition: To speak or sing in a shaky or trembling voice, often producing a quivering sound.

Example: She began to quaver as she spoke in front of the large audience.

Definition: In a way that shows trembling or shaking, often due to fear or nervousness.

Example: She spoke quaveringly, her voice shaking with fear.