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1. Well grounded; just: a valid objection.
2. Producing the desired results; efficacious: valid methods.
3. Having legal force; effective or binding: a valid title.
4. Logic
a. Containing premises from which the conclusion may logically be derived: a valid argument.
b. Correctly inferred or deduced from a premise: a valid conclusion.
5. Archaic Of sound health; robust.

[French valide, from Old French, from Latin validus, strong, from valēre, to be strong; see wal- in Indo-European roots.]

va·lid′i·ty, val′id·ness n.
val′id·ly adv.
Synonyms: valid, sound2, cogent, convincing
These adjectives describe assertions, arguments, conclusions, reasons, or intellectual processes that are persuasive because they are well founded. What is valid is based on or borne out by truth or fact or has legal force: a valid excuse; a valid claim.
What is sound is free from logical flaws or is based on valid reasoning: a sound theory; sound principles.
Something cogent is both sound and compelling: cogent testimony; a cogent explanation.
Convincing implies the power to dispel doubt or overcome resistance or opposition: convincing proof.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.validly - with validity; in a valid manner; "this may not validly be done"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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(ˈvӕlid) adjective
1. (of reasons, arguments etc) true; reasonable or acceptable. That is not a valid excuse.
2. legally effective; having legal force. He has a valid passport.
ˈvalidly adverb
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in classic literature ?
The only reason that could be validly alleged against mnemic causation would be that, in fact, all the phenomena can be explained without it.
JPMorgan Chase has been advised that the aggregate principal amounts specified in the table below have been validly tendered and not validly withdrawn pursuant to the Offer.
As of the Expiration Date, USD 230,356,000, or approximately 41.88% of the aggregate principal amount of the Notes outstanding, have been validly tendered and not validly withdrawn pursuant to the Tender Offer, excluding Notes tendered through the guaranteed delivery procedures.
According to the exchange agent, 492,109,007 shares of Lilly common stock were validly tendered and not validly withdrawn, including 179,675,890 shares that were tendered by notice of guaranteed delivery.
As of the Expiration Time, USD 649,846,000 aggregate principal amount of the 2020 Notes (76.45%) were validly tendered, which excludes the aggregate principal amount of the 2020 Notes that remains subject to guaranteed delivery procedures.
While delivering the Ugenya constituency judgement, Chief Justice David Maraga ruled that Karan was not validly elected as an MP.
The High Court in Kakamega has dismissed, with costs, a case challenging the victory of Vihiga Governor Wilbur Ottichilo.Justice Ruth Sitati found no evidence on claims that the governor had not been validly elected.
Because the exchange offer was oversubscribed, CBS accepted tendered shares of CBS Class B common stock on a pro rata basis in proportion to the total number of shares validly tendered and accepted for exchange.
The aggregate principal amount of each series of Any and All Notes validly tendered and not validly withdrawn in the Any and All Offers after 5:00 p.m., New York City time, on August 4, 2017 (the "Any and All Early Tender Deadline") and at or prior to the Any and All Expiration Date, as reported by the Tender Agent and Information Agent, is set forth in the column entitled "Aggregate Principal Amount Tendered After Early Tender Deadline" in the table below.
As of the expiration of the tender offer, a total of 38,673,841 shares of Relypsa`s outstanding common stock have been validly tendered and not validly withdrawn (not including any shares tendered pursuant to notices of guaranteed delivery), representing approximately 85.6% of Relypsa`s outstanding shares.
The consideration paid in the Tender Offer for Notes that are validly tendered and accepted for purchase will be determined in the manner described in the Offer to Purchase by reference to a fixed spread over the yield to maturity of the applicable reference U.S.