un·sound

(ŭn-sound′)

adj. un·sound·er, un·sound·est

1. Not dependably strong or solid.

2. Not physically or mentally healthy.

3. Not true or logically valid; fallacious: an unsound conclusion.

un·sound′ly adv.

un·sound′ness n.

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:

Noun	1.	unsoundness - a condition of damage or decay condition, status - a state at a particular time; "a condition (or state) of disrepair"; "the current status of the arms negotiations" disrepair - in need of repairs decay - an inferior state resulting from the process of decaying; "the corpse was in an advanced state of decay"; "the house had fallen into a serious state of decay and disrepair" soundness - a state or condition free from damage or decay
	2.	unsoundness - a misconception that is fallacious and not true or valid; "the unsoundness of his conclusion was obvious" misconception - an incorrect conception
	3.	unsoundness - not mentally or physically healthy; "no one can be a poet without a certain unsoundness of mind" bad, badness - that which is below standard or expectations as of ethics or decency; "take the bad with the good" firmness, soundness - the muscle tone of healthy tissue; "his muscular firmness" wiseness, soundness, wisdom - the quality of being prudent and sensible

unsoundness

noun

The condition of being infirm or physically weak:

debility, decrepitude, delicacy, delicateness, feebleness, flimsiness, fragileness, fragility, frailness, frailty, infirmity, insubstantiality, puniness, unsubstantiality, weakliness, weakness.

Translations

unsoundness

[ˈʌnˈsaʊndnɪs] N → lo defectuoso; [of argument] → falta f de solidez

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

unsoundness

(of heart etc) → Krankheit f; (of health) → Angegriffenheit f; (of timber) → Morschheit f; (of construction, design) → unsolide Bauweise; (of foundations, finances) → Unsicherheit f, → Schwäche f

(of argument) → geringe Stichhaltigkeit, Anfechtbarkeit f; (of advice) → Unvernünftigkeit f; (of judgement) → Unzuverlässigkeit f; (of doctrine) → Unvertretbarkeit f; (of policy, move) → mangelnde Klugheit; (Jur: of conviction) → Ungesichertheit f; unsoundness of mind (Jur) → Unzurechnungsfähigkeit f; political unsoundness (of person) → politische Unzuverlässigkeit; (of policy) → politische Unklugheit

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

Mentioned in

References in classic literature

Long strings of young horses out of the country, fresh from the marshes; and droves of shaggy little Welsh ponies, no higher than Merrylegs; and hundreds of cart horses of all sorts, some of them with their long tails braided up and tied with scarlet cord; and a good many like myself, handsome and high-bred, but fallen into the middle class, through some accident or blemish, unsoundness of wind, or some other complaint.

View in context

Luke Britton could not make a remark, even on the weather, but Martin Poyser detected in it a taint of that unsoundness and general ignorance which was palpable in all his farming operations.

View in context

Bulstrode felt that his mode of talking about Catholic countries, as if there were any truce with Antichrist, illustrated the usual tendency to unsoundness in intellectual men.

View in context

But the rage of travelling is a symptom of a deeper unsoundness affecting the whole intellectual action.

View in context

We should try to understand this perfectly before proceeding; for it is precisely views of this sort which, after having been cut out of the original context, are repeated far and wide as internal evidence proving the general unsoundness of Nietzsche's philosophy.

View in context

By eliminating human beings from assessments, algorithmic decisions are designed as less discriminatory without the perceived unsoundness, partisanship, or shortcomings of individuals in the decision.

The Decision-Making Logic of Big Data Algorithmic Analytics

"As such inadvertently you breached BCCI Constitution rule number -- 14(9) page number -- 43, without relinquishing your post as BCCI Councillor and as such it is vacated by default, as under -- Any Vacancy in the Apex Council due to death, resignation, insolvency, unsoundness of mind, resignation, nomination to ICC or other disqualification shall be filled up for the remaining period."

MPCA member asks BCCI Acting Secretary to step down

(82) This last kind of unsoundness might be due to our excessive association with antilogikoi logoi, that is, contrary or contradictory arguments designed to make the same thing appear in contrary or contradictory ways.

PLATO ON HATRED OF PHILOSOPHY

That complaint accused the trainer of trying to mask the horse's unsoundness but made no such accusation as to the veterinarian.

Showing Constitutional Malice in Media Defamation

In particular, this is so in English: mental affection, disease, illness, disorder, alienation, handicap, disability, deficiency; unsoundness of mind, illness of mind, feeble-mindedness < feeble-minded, weakness of mind, intellectual impairment, etc.

Nomination of mental illnesses in languages of different types

In USA, the board is investigating whether the president is mentally sound or not, as his old age frequently makes signs of unsoundness. India is declining under the command of old saga and Pakistan is trying to get rid of the same but the clutches of the statuesque still look 'iron grams' to chew, as the great defenders of it jubilantly claim.

The politicians afraid of retirement

'The reputation and esteem of this present Supreme Court will now rise or fall on the basis of the soundness or unsoundness of this controversial decision upholding a very unusual remedy to oust a sitting Chief Justice,' he continued.

Pimentel: SC should review Sereno ouster decision