rarefy
to make or become less dense or concentrated
As the spacecraft ascended into higher altitudes, the atmosphere began to rarefy, making it more difficult to breathe.
Set 142 · Study 1 / 5
Exitto make or become less dense or concentrated
As the spacecraft ascended into higher altitudes, the atmosphere began to rarefy, making it more difficult to breathe.
Set 142 of SAT Vocabulary Level 3 covers 5 words: rarefy, brandish, bluster, convoke, foreshadow. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.
to make or become less dense or concentrated
As the spacecraft ascended into higher altitudes, the atmosphere began to rarefy, making it more difficult to breathe.
to wave or flourish something, especially a weapon, in a threatening or ostentatious manner
The knight brandished his sword triumphantly as he rode into battle.
talk in a loud, aggressive, or indignant way with little effect
Despite his bluster about his achievements, no one was impressed by his hollow claims.
to call together or summon people to a meeting or assembly
The committee decided to convoke an emergency meeting to address the urgent issues facing the community.
to indicate or suggest beforehand something that will happen in the future
The dark clouds began to gather on the horizon, foreshadowing a powerful storm later in the day.