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have studied
  • present perfect of study.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For hundreds of years, astronomers have studied the night sky in an effort to understand the forces shaping the universe.

From Science Daily • May 20, 2026

Scientists have studied MYC for decades because of its major role in cancer.

From Science Daily • May 17, 2026

Citi’s team of quantitative analysts have studied the market and say, it’s beginning to smell like stagflation.

From The Wall Street Journal • May 4, 2026

"I have studied those cases, especially the Moldova and Romania cases, also Ukrainian ones," said Papyan.

From BBC • May 3, 2026

Scientists who have studied faces, for example, report that there are huge differences among people in the location of facial muscles, in their form, and also — surprisingly — even in their prevalence.

From "The Tipping Point" by Malcolm Gladwell