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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.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.confirmable - capable of being tested (verified or falsified) by experiment or observationconfirmable - capable of being tested (verified or falsified) by experiment or observation
empirical, empiric - derived from experiment and observation rather than theory; "an empirical basis for an ethical theory"; "empirical laws"; "empirical data"; "an empirical treatment of a disease about which little is known"
References in classic literature ?
Apart from the personal discomfort of being so attended, and apart from such considerations of present danger as arose from one of the patriots being chronically drunk, and carrying his musket very recklessly, Charles Darnay did not allow the restraint that was laid upon him to awaken any serious fears in his breast; for, he reasoned with himself that it could have no reference to the merits of an individual case that was not yet stated, and of representations, confirmable by the prisoner in the Abbaye, that were not yet made.
It is digitally confirmable but without need for a personal name attached to it, making it purely anonymous.
Whereas conventional traffic-congestion information only informed drivers of traffic conditions for segments of roadway, Toyota's newly developed system better supports drivers by providing information on traffic conditions by lane, with such information confirmable through on-screen photographs.
Finally, participants were asked to review the findings in an effort to provide a confirmable and dependable reporting.
Priority rights in bankruptcy are sufficiently uncertain that there is a broad range of confirmable plans in every case, and these confirmable plans can come with radically different distributional consequences.
As a result, once the company has received approval from the Court to solicit creditor votes and receives the requisite votes, the Amended Plan is confirmable.
In 2014, Ingram joined the Office of the Governor as the deputy director of boards and commissions responsible for reviewing all gubernatorial appointees and the coordination of more than 200 personal and confirmable appointments.
According to Positivists, "Metaphysical theories are meaningless, meaningful statements are either analytic or conclusively verifiable or confirmable by observation and experiment"28.
amp;nbsp;The agreement relaxed many economic authorizations against Iran in return for the country's confirmable pledge that its nuclear activities will only be peaceful in nature, (https://www.
Both the district and court of appeals affirmed the bankruptcy court's decision, holding the priority scheme deviation was not a bar to the approval of a settlement and that the bankruptcy court could order a structured dismissal of the Chapter 11 bankruptcy when there was "no prospect of a confirmable plan" and conversion to Chapter 7 would not be worthwhile.
In this position the empirical detail is not mere confirmable or refutable "data" for some prior theory but becomes important in its own right.