Words similar to unknowns

Example sentences for: unknowns

How can you use “unknowns” in a sentence? Here are some example sentences to help you improve your vocabulary:

The antiserum was preincubated with standards or unknowns (20-100 μ l) in 0.2 ml at 4°C for 4 days.
DOD's current acquisition environment is driven by incentives to make decisions while significant unknowns about the system's design and manufacturability persist.
‘What I find really exciting,’ he says, ‘is discovering these unknown unknowns.
Arlington contains the remains of 240,000 dead . It also contains several monuments, including the Tomb of the Unknowns and the Tomb of the Unknown Dead from the Civil War, the latter a granite tomb that holds the remains of 2,111 Civil War soldiers.
We are in an era of great unknowns."