adjective used to emphasize that something is definitely true or will definitely happen
pronoun used to refer to a particular thing or person without stating exactly which one
In philosophy, 'certain' is used to discuss knowledge or beliefs that are considered to be unquestionably true.
In mathematics, the word 'certain' is used to indicate a specific value or outcome that is known for sure.
In law, 'certain' is used to refer to a fact or evidence that is indisputable or proven beyond doubt.
In statistics, 'certain' is used to describe an event or outcome that is guaranteed to happen.
In a professional context, 'certain' may be used by a writer to add emphasis or specificity to a statement. For example, 'The author was certain that the research findings were accurate.'
Psychologists may use 'certain' when discussing confidence levels in research findings or when conveying a sense of assurance in a therapeutic setting. For instance, 'The psychologist was certain that the client's progress was due to their hard work in therapy.'
Lawyers may use 'certain' when presenting evidence or making arguments in court to express confidence in their assertions. For example, 'The lawyer was certain that the defendant's alibi was fabricated.'
In the financial industry, 'certain' may be used by analysts to indicate a high degree of confidence in a particular forecast or projection. For instance, 'The financial analyst was certain that the stock price would increase based on the market trends.'
Engineers may use 'certain' when discussing technical specifications or design choices to convey a sense of precision or accuracy. For example, 'The engineer was certain that the new bridge design would withstand the specified load requirements.'