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uncertain
1 ENTRIES FOUND:
Learner's definition of UNCERTAIN
[more uncertain; most uncertain]
: not certain不确定的: such as
a : not exactly known or decided : not definite or fixed不能断定的；无法确知的
- an uncertain quantity无法确知的量
- The time of departure is still uncertain.起飞时间仍然不确定。
b : not sure : having some doubt about something不肯定的；不确定的
- We are still uncertain of the truth.我们对真相尚不确定。
- She remains uncertain about her plans.她对自己的计划仍拿不准。
- I'm uncertain about how to respond.我不确定该怎样回答。
c : not definitely known不确知的
- an uncertain claim含混的赔偿要求
- The cause of the fire is uncertain.起火原因现在还不确知。
d : likely to change : not constant or dependable多变的；无常的；靠不住的
- uncertain weather变化莫测的天气
- He has an uncertain temper.他的脾气难以捉摸。
- They face a financially uncertain future.他们面临着经济状况捉摸不定的未来。
in no uncertain terms
: in a very clear and direct way非常明确地
- My mother told me in no uncertain terms to never say that word again!我母亲明确地告诉我永远别再说那句话！
— uncertainly
adverb- “Should I leave?” I asked uncertainly.“我该离开吗？”我迟疑地问道。
- A drunk guy staggered uncertainly along the street.一个醉汉摇摇晃晃地走在大街上。
uncertain
adjective
un·cer·tain ˌən-ˈsər-tᵊn 
uncertainly adverb
Synonyms
Example Sentences
The time of departure is still uncertain. We are still uncertain of the truth. She remains uncertain about her plans. I'm uncertain about how to respond. The cause of the fire is uncertain. He has an uncertain temper. They face a financially uncertain future. See More
Recent Examples on the Web Penn State University professor Richard Alley, an ice sheet expert, said the fact that researchers remain uncertain about how the planet’s ice sheets will change and raise global sea levels shows the need for more research. 
Chris Mooney, Washington Post, 29 Aug. 2022 Fearing illness and uncertain about their finances, many congregants reduced or even withdrew their contributions, Laughlin says. Cathi Douglas, San Diego Union-Tribune, 21 Aug. 2022 Doug Shupe, communications manager for AAA, is more uncertain about if and when Californians could see $5 gasoline become widely available. Anthony De Leon, Los Angeles Times, 8 Aug. 2022 Yet, while about 22 percent of eligible Americans are unvaccinated, almost all of this group are vaccine skeptics, who are unwilling or uncertain about getting vaccinated. Steven Phillips, Scientific American, 3 Aug. 2022 Although many things are uncertain about the year 2022, one thing is for certain: candles remain pivotal in bringing more serenity to us all than ever before. ELLE, 21 July 2022 That has physicians uncertain about how much to take them into account when prescribing. Edward Chen, STAT, 8 July 2022 Recent hires who feel uncertain about their manager, coworkers or job assignments begin to think about leaving. Lynne Curry | Alaska Workplace, Anchorage Daily News, 5 July 2022 The Heat had been uncertain about Garrett’s status for summer league as recently as last week. Ira Winderman, Sun Sentinel, 28 June 2022 See More
Chris Mooney, Washington Post, 29 Aug. 2022 Fearing illness and uncertain about their finances, many congregants reduced or even withdrew their contributions, Laughlin says. Cathi Douglas, San Diego Union-Tribune, 21 Aug. 2022 Doug Shupe, communications manager for AAA, is more uncertain about if and when Californians could see $5 gasoline become widely available. Anthony De Leon, Los Angeles Times, 8 Aug. 2022 Yet, while about 22 percent of eligible Americans are unvaccinated, almost all of this group are vaccine skeptics, who are unwilling or uncertain about getting vaccinated. Steven Phillips, Scientific American, 3 Aug. 2022 Although many things are uncertain about the year 2022, one thing is for certain: candles remain pivotal in bringing more serenity to us all than ever before. ELLE, 21 July 2022 That has physicians uncertain about how much to take them into account when prescribing. Edward Chen, STAT, 8 July 2022 Recent hires who feel uncertain about their manager, coworkers or job assignments begin to think about leaving. Lynne Curry | Alaska Workplace, Anchorage Daily News, 5 July 2022 The Heat had been uncertain about Garrett’s status for summer league as recently as last week. Ira Winderman, Sun Sentinel, 28 June 2022 See More Word History
First Known Use
14th century, in the meaning defined at sense 3
Time Traveler
The first known use of uncertain was in the 14th century Phrases Containing uncertain
adjective¹
adjective²
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