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

OpenAI and Anthropic have also filed confidential paperwork for IPOs in recent days, but it’s unclear when investors will be able to buy shares in those companies.

From MarketWatch • Jun. 10, 2026

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

From Barron's • Jun. 9, 2026

Though Roberts speculated then that Smith could have slept on it awkwardly, he said the cause of the injury is unclear.

From Los Angeles Times • Jun. 9, 2026

I looked for hypnotherapists in Ashbury, but didn’t take it any further—it’s expensive and it’s unclear whether it actually helps with memory recovery.

From "The Girl on the Train" by Paula Hawkins