freedom from injury, damage, defect, disease, etc.; health or good condition: Homebuyers should engage a professional home inspector to check the property's safety and soundness.
the fact or quality of being financially strong, secure, or reliable: Over the next few months, more reports began to surface that put the soundness of his investments into question.
the fact or quality of being well-informed or well-founded, sensible, valid, etc.: My criticisms were about soundness of judgment, not about his intelligence or integrity.
(of sleep) the fact or quality of being uninterrupted and deep: Caffeine altered participants’ estimates of the time it took to fall asleep as well as the soundness of sleep.
freedom from moral weakness or defect: Integrity is soundness of character—being honest and reliable, and true to yourself in matters of conscience.
freedom from theological error: Persons are received into the assembly based on adequate testimony to their conversion, soundness of doctrine, and holiness of life.
the fact or quality of being vigorous, thorough, or severe: The 21–10 score does not accurately measure the soundness of the beating Ohio State administered to the Spartans.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use soundness in a sentence
The band’s harder, more anthemic sound, which put them on the map and landed their fantastic single “On” at the fourth spot on the Billboard Hot 100 in February, is absent here.BTS’s new album is sublime comfort pop for the soul in lockdown | Aja Romano | November 20, 2020 | Vox
There’s not actually a sound, but the chirps contain an anonymous, constantly changing code that can be picked up by other phones you come near.A covid-fighting tool is buried in your phone. Turn it on. | Geoffrey Fowler | November 20, 2020 | Washington Post
We were all very big Maya fans before we came to the show, so I think we had a pretty good idea of what she sounded like and her mannerisms.Freezing Weather, COVID Pivots: How ‘Eater’s Guide to the World’ Was Made | Eater Staff | November 20, 2020 | Eater
“I’m going to try not to sound like a broken record,” he told the lawmakers.Hogan’s first batch of coronavirus tests from South Korea were flawed, never used | Steve Thompson | November 20, 2020 | Washington Post
The dining room is contemporary and corporate, even a bit of a throwback when the not-so-background music has me thinking about sound checks for the first time in ages.At Moon Rabbit, chef Kevin Tien lures fans to the Wharf | Tom Sietsema | November 20, 2020 | Washington Post
ProPublica asked a third party to read the two evaluations and to assess the soundness of their methods.
That miscalculation could mean serious trouble in terms of actuarial soundness.With More Competition and Choice, Obamacare Might Not Be So Horrible | Nick Gillespie | May 12, 2014 | THE DAILY BEAST
Social security encourages behavior which undermines the actuarial soundness of social security itself.Sorry, Folks: One Way or the Other, You'll Never Be Able to Completely Count on Retirement | Megan McArdle | March 15, 2013 | THE DAILY BEAST
But I feel sanguine in the spirit of the men; sanguine in my own spirit; sanguine in the soundness of my scheme.Gallipoli Diary, Volume I | Ian Hamilton
The thing carries itself to my maturer and gratified sense as with every symptom of soundness, an insolence of health and joy.The Awkward Age | Henry James
This proves the soundness of the ground on which their truth is based.My Recollections of Lord Byron | Teresa Guiccioli
Mental soundness is merged in unsoundness by degrees of decadence which are so small as to be practically inappreciable.Scientific American Supplement No. 299 | Various
There was a soundness of sense in this which mollified any feeling of disgust which Emily might have felt at the man's vulgarity.The Prime Minister | Anthony Trollope