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tr.v. con·firmed, con·firm·ing, con·firms
a. To support or establish the certainty or validity of; verify: confirm a rumor.
b. To reaffirm the establishment of (a reservation or advance arrangement).
2. To make firmer; strengthen: Working on the campaign confirmed her intention to go into politics.
3. To make valid or binding by a formal or legal act; ratify.
4. To administer the religious rite of confirmation to.

[Middle English confirmen, from Old French confermer, from Latin cōnfirmāre : com-, intensive pref.; see com- + firmāre, to strengthen (from firmus, strong; see dher- in Indo-European roots).]

con·firm′a·bil′i·ty n.
con·firm′a·ble adj.
con·firm′a·to′ry (-fûr′mə-tôr′ē) adj.
con·firm′er n.
Synonyms: confirm, corroborate, substantiate, authenticate, validate, verify
These verbs mean to establish or support the truth, accuracy, or genuineness of something. Confirm implies the establishment of certainty or conviction: The information confirmed our worst suspicions.
To corroborate something is to strengthen or uphold the evidence that supports it: The witness is expected to corroborate the plaintiff's testimony.
To substantiate is to establish by presenting solid or reliable evidence: "What I shall say can be substantiated by the sworn testimony of witnesses" (Mark Twain).
To authenticate something is to establish its genuineness, as by expert testimony or documentary proof: Never purchase an antique before it has been authenticated.
Validate refers to establishing the validity of something, such as a theory, claim, or judgment: The divorce validated my parents' original objection to the marriage.
Verify implies proving by comparison with an original or with established fact: The bank refused to cash the check until the signature was verified.


the quality of being confirmable
References in periodicals archive ?
The rigor of the study was confirmed using Streubert and Carpenter's (2011) credibility, transferability, dependability, and confirmability criteria.
Confirmability addresses the presence or absence of researcher bias in the findings.
Word clouds were created for individual interviews and for all the interviews collectively to display the participants' emphasis on certain words depicting their intentions, thus demonstrating plausibility, confirmability and sturdiness of analysis.
This inquiry audit was made feasible by an audit trail, which also established confirmability (Lincoln & Guba, 1985).
Trustworthiness of the data was established through addressing credibility, transferability, dependability and confirmability as defined by Oman et al (2003).
Confirmability was ensured by undertaking an audit trail and providing information regarding the path that the researchers took and how they arrived at their interpretations.
Process and methodological notes were written during the study to address dependability and confirmability.
confirmability through field notes and an investigator audit trail, and dependability through triangulation.
To ensure of this study's rigor, credibility, dependability, transferability, and confirmability were considered.
This comprehensive and systematic process ensured trustworthiness of the results through credibility, transferability, dependability, and confirmability [17].
Guidelines set by Lincoln and Guba (1985) were used to ensure credibility, transferability, dependability, and confirmability throughout the research process.