discover may apply to something requiring exploration or investigation or to a chance encounter.
discovered the source of the river
ascertain implies effort to find the facts or the truth proceeding from awareness of ignorance or uncertainty.
attempts to ascertain the population of the region
determine emphasizes the intent to establish the facts definitely or precisely.
unable to determine the origin of the word
unearth implies bringing to light something forgotten or hidden.
unearth old records
learn may imply acquiring knowledge with little effort or conscious intention (as by simply being told) or it may imply study and practice.
I learned her name only today
learning Greek
Example Sentences
The new policy will be determined by a special committee. The demand for a product determines its price. He believes that one's personality is determined mostly by genetics. An autopsy will be performed to determine the cause of death. They are unable to accurately determine the ship's position at this time. Scholars have determined that the book was written in the late 16th century. I am trying to determine what happened and when. They are determining if they should stay. They determined to leave immediately. See More
Recent Examples on the WebJudge Hughey questioned if too much time had passed to determine whether Hart had rightful claim to represent the Theta Alpha Zeta House Corp.al, 16 Sep. 2022 Anne Heche's son Homer Laffoon and ex James Tupper are in court to determine who has control over the late actress's estate. Giovana Gelhoren, Peoplemag, 16 Sep. 2022 The city hired investigators from the Emergency Care Research Institute, a private, nonprofit firm that specializes in medical device evaluations, to help the fire department determine the cause of the fire.Fox News, 15 Sep. 2022 The project was put on hold due to the pandemic, and the new 8K footage may also help the company determine if this plan is still feasible two years later. Jennifer Ouellette, Ars Technica, 6 Sep. 2022 Online configurators can help customers determine the exact specification of a product. Denis Clifford, Forbes, 18 Aug. 2022 Tomlin said participation in practice this week will determine Johnson's availability. Dave Clark, The Enquirer, 6 Sep. 2022 The Archives found highly classified documents in the trove and referred the matter to the Justice Department, which began a probe to determine if Trump had more such materials in his possession. Erik Larson, Fortune, 5 Sep. 2022 The race in New Hampshire is one of a handful across the country that may determine if the Republicans win back the Senate majority in November’s midterm elections. Paul Steinhauser, Fox News, 4 Sep. 2022 See More
Word History
Etymology
Middle English, from Anglo-French determiner, from Latin determinare, from de- + terminare to limit, from terminus boundary, limit — more at term entry 1