SAT Math and Logic - Certainty and Uncertainty

Here you will learn some English words related to certainty and uncertainty, such as "surmise", "hunch", "evident", etc. that you will need to ace your SATs.

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SAT Math and Logic

the state of feeling confident, certain, or self-assured about one's abilities, decisions, or actions

Ex: His calm demeanor and assured tone conveyed a sense of assurance to the team , instilling trust in his leadership .
definite [adjective]

certainly happening and unlikely to change

Ex: With tax season looming , it 's definite that we 'll all be working long hours to get everything completed on time .
inarguable [adjective]

beyond debate or argument

Ex: The inarguable beauty of the sunset painted the sky in vibrant hues .
undeniable [adjective]

clearly true and therefore impossible to deny or question

Ex: The importance of education in shaping the future of society is undeniable .
conclusive [adjective]

providing clear and final evidence or proof, leaving no doubt or uncertainty

Ex: After reviewing all the data , the panel reached a conclusive decision on the matter .
infallible [adjective]

incapable of making mistakes or being wrong

Ex: The system was designed to be infallible , ensuring no errors occurred .
unequivocal [adjective]

expressing one's ideas and opinions so clearly that it leaves no room for doubt

Ex: The scientist provided an unequivocal explanation of the experiment 's results .
definitive [adjective]

settling an issue authoritatively and leaving no room for further doubt or debate

Ex: Witness testimony and forensic evidence provided the conclusive facts needed for a definitive judgment in the trial .
undeniable [adjective]

clearly true and therefore impossible to deny or question

Ex: The importance of education in shaping the future of society is undeniable .
evident [adjective]

easily perceived by the mind or senses

Ex: Her talent for singing was evident from her powerful and melodious voice .
indisputable [adjective]

fully established or proven beyond any doubt

Ex: His alibi was supported by several witnesses , making it indisputable .

to make sure that something will happen

Ex: The teacher is ensuring that students understand the new lesson .

to determine something with certainty by careful examination or investigation

Ex: The doctor ascertained the diagnosis by performing various medical tests .
undoubtedly [adverb]

used to say that there is no doubt something is true or is the case

Ex: Undoubtedly , the concert was the highlight of the festival , attracting a huge crowd .
absolutely [adverb]

used for strong emphasis or exaggeration

Ex: That movie was absolutely hilarious .

the probability or chance of something occurring

Ex: Based on his experience and expertise , the doctor assessed the likelihood of a successful outcome for the surgery .

a condition or situation that is unsettled, dependent on chance, or unpredictable, often causing doubt

Ex: Political uncertainties affected international trade .
hunch [noun]

a feeling or intuition about something, often without conscious reasoning or evidence

Ex: Even though there was no proof , the detective had a hunch that the suspect was lying .
prospect [noun]

the likelihood or possibility of something becoming successful in the future

Ex: The startup had a promising prospect for becoming a leader in renewable energy .
scenario [noun]

a hypothetical sequence of events or a plausible situation that could unfold

Ex: The novel explores a dystopian scenario where technology controls every aspect of society .

a feeling of doubt or mistrust towards someone or something, often without concrete evidence or proof

Ex: The police acted on the suspicion of foul play in the case .
hearsay [noun]

unverified talk or rumor circulated informally

Ex: The rumor spread quickly through hearsay .

a lingering uncertainty or hesitation that prevents full acceptance or commitment to something

Ex: The committee members voiced reservations about the proposed changes to the policy .

an idea that is based on guesswork and not facts

Ex: The judge warned against making conjecture without concrete evidence in the trial .
tentative [adjective]

hesitant, timid, and not having enough confidence

Ex: Her tentative nature made it difficult for her to make quick decisions in high-pressure situations .
dubious [adjective]

(of a person) unsure or hesitant about the credibility or goodness of something

Ex: He felt dubious about the reliability of the product , given its low price .
skeptical [adjective]

having doubts about something's truth, validity, or reliability

Ex: As a scientist , Alex approached the extraordinary discovery with a skeptical mindset until further evidence was provided .
alleged [adjective]

asserted or claimed to be true, but not yet proven

Ex: The alleged involvement of the company in the scandal is still under investigation .
questionable [adjective]

doubtful or uncertain in terms of quality, reliability, or legitimacy

Ex: The credibility of the witness 's testimony was questionable , as it contradicted earlier statements .
inconclusive [adjective]

not producing a clear result or decision

Ex: The experiment 's results were inconclusive , raising questions about the validity of the methodology .
plausible [adjective]

seeming believable or reasonable enough to be considered true

Ex: Her excuses for being late seemed plausible , considering the heavy traffic and inclement weather .
hesitant [adjective]

uncertain or reluctant to act or speak, often due to doubt or indecision

Ex: The hesitant driver cautiously approached the intersection , unsure of the right of way .
putative [adjective]

considered true and accepted by all but not known for a fact

unpredictable [adjective]

unable to be predicted because of changing many times

Ex: The stock market can be unpredictable , with prices fluctuating wildly from one day to the next .
prospective [adjective]

likely to become a reality in the future

Ex: Prospective buyers toured the property over the weekend , evaluating its potential as an investment .
potential [adjective]

having the possibility to develop or be developed into something particular in the future

Ex: The potential risks of the new investment strategy were carefully analyzed .

to form a theory or opinion about a subject without knowing all the facts

Ex: When the stock prices suddenly dropped , investors started to speculate on the reasons for the market downturn .

to propose a theory or explanation based on limited evidence

Ex: Before testing the new drug , pharmacologists hypothesized about its potential effectiveness in treating the medical condition .

to express various scenarios about something without necessarily basing it on evidence or facts

Ex: Without solid evidence , it ’s easy to theorize but harder to prove .

to come to a conclusion without enough evidence

Ex: Finding the office empty , she surmised that the meeting had been rescheduled without prior notice .
supposedly [adverb]

used to suggest that something is assumed to be true, often with a hint of doubt

Ex: The new restaurant is supposedly the best in town , according to online reviews .