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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 ?
Additionally, the issue of confirmability was addressed through the provision and availability of each researcher's original data (interview transcripts, observations, documents, and reactions).
In an attempt to reduce bias at the qualitative stage, due account was taken of the nature, trustworthiness (credibility, confirmability, etc.
Transferability is crucially dependent upon credibility, dependability and confirmability and is enhanced by triangulation (Dick 1979).
Dependability and confirmability also add to the trustworthiness of this study and were assessed through an auditor.
Moreover, to enhance confirmability the teachers were sent copies of the data analysis section of the study and asked to note any distortion.
The lead author conducted the initial and final coding and analysis of the interviews; the second author read all interviews, reviewed the coding system, and discussed confirmability (the degree to which the themes were grounded in the data) and dependability of the data (Kasahara & Turnbull, 2005; Lincoln & Guba, 1985).
To assure confirmability of the findings, this report includes appropriate excerpts from the raw data.
Themes were then discussed and processed among the authors as a means of confirmability via analytic triangulation (Lincoln & Guba, 1985; Patton).
The deepest motivation of the Bush Administration in choosing him, along with the questions of confirmability and so on, is, in fact, that he's a judge who will reliably extend Presidential power in the war on terror.
The black research assistant then reviewed the analysis (repeating/enduring patterns, emergent themes and synthesis of unity) for rigor, establishing that credibility, fittingness, auditability, and confirmability were evident (Sandelowski, 1986).
4) As the Clinton presidency progressed, White House concerns about the confirmability of potential nominees and the adequacy of consultation came to permeate the selection process.