unclear

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.

Although mitochondrial performance is known to decline with age, the reasons behind this gradual deterioration have remained unclear.

From Science Daily • Jun. 11, 2026

It is unclear how Alodid passed border checks at Dublin Airport after arriving from Paris.

From BBC • Jun. 10, 2026

Although the recent May earnings report showed signs of recovery, with margins rising to 9.9%, it’s unclear if those levels are sustainable going forward.

From MarketWatch • Jun. 9, 2026

Rights groups said two people died, though the circumstances of their deaths remain unclear.

From Barron's • Jun. 9, 2026

“Which part of that order is unclear? And for heaven’s sake, keep her quiet until you get back.”

From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin