nonhazardous

adjective

Definition of nonhazardousnext
as in harmless

Related Words

Relevance

Dissimilar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of nonhazardous Judge Reiss agreed the samples were nonhazardous and nonliving, and didn’t present a threat. — Eduardo Cuevas, USA Today, 12 June 2025 The material spilled is nonhazardous food waste, said spokesperson Pam Witmer, not sewage. — Matthew Cupelli, Cincinnati Enquirer, 10 Jan. 2026 Because disaster debris is traditionally considered not hazardous, federal contractors have been hauling this material to several nonhazardous local landfills without testing it. — Tony Briscoe, Los Angeles Times, 16 May 2025 New constraints on the plastic waste trade In 2021, Indonesia restricted the import of nonhazardous waste to 15 specific ports and in 2025 banned the import of plastic waste altogether. — Ellen M. Considine, The Conversation, 2 June 2026 See All Example Sentences for nonhazardous
Recent Examples of Synonyms for nonhazardous
  1. harmless
  2. safe
  3. innocuous
  4. nonthreatening
  5. innocent
  6. unthreatening
  7. beneficial
Adjective
  • From the risk of leaks and water damage to potential electrical issues, a seemingly harmless load of laundry can occasionally turn into an expensive problem.
    — Melissa Locker, Southern Living, 4 July 2026
  • Even moderate drinking carries risk and is not as harmless as people, including experts, once thought.
    — Emma Fenske, The Conversation, 2 July 2026
Definition of harmless
Adjective
  • Air conditioning will be keeping millions of Americans safe and comfortable over the holiday weekend as a heat dome brings dangerous conditions to millions.
    — Ignacio Calderon, USA Today, 3 July 2026
  • Los Robles officials said that staff, patients and visitors were safe and that medical care was not interrupted at the hospital.
    — Richard Winton, Los Angeles Times, 3 July 2026
Definition of safe
Adjective
  • Udara finally fell to a relatively innocuous delivery from Alzarri Joseph in the over before the arrival of the second new ball.
    — ABC News, ABC News, 3 July 2026
  • Slow-motion replays and still images distort the offending player’s actions, with innocuous tackles looking more serious.
    — Tom Bogert, New York Times, 2 July 2026
Definition of innocuous
Adjective
  • Instead of the industrial look favored by many rival robots, NEO is notable for its aggressively nonthreatening appearance.
    — James Vincent, Harpers Magazine, 30 Dec. 2025
  • Here, grizzlies don’t equate people with food—as opposed to populated areas where alluring smells forge a connection—and have learned to tolerate humans, thanks to decades of naturalists adopting nonthreatening practices.
    — Susan Portnoy, AFAR Media, 3 Oct. 2025
Definition of nonthreatening
Adjective
  • All defendants are presumed innocent unless and until proven guilty in a court of law.
    — Greg Wehner, FOXNews.com, 1 July 2026
  • That law predates the much wider United Nations Convention on the Law of the Sea (UNCLOS), which took effect in 1994, giving ships the right of innocent passage through any country's territorial waters without paying a fee.
    — Joanne Stocker, CBS News, 1 July 2026
Definition of innocent
Adjective
  • Türkiye, in Australia’s first match, had been sluggish and unthreatening.
    — Naaman Zhou, New Yorker, 1 July 2026
  • Lack of efforts to provide corrective knowledge about the unthreatening reality of TMI and the unique Soviet circumstances of the Chernobyl accident encouraged widespread belief that nuclear represented an essentialist threat to public safety.
    — Scott Montgomery, Forbes.com, 9 June 2026
Definition of unthreatening
Adjective
  • According to Ballato, hydrangea stems contain a sap similar to pine trees that can deter beneficial water flow.
    — Samantha Johnson, Martha Stewart, 6 July 2026
  • Activities such as walking, swimming, cycling, stretching, and yoga are all beneficial.
    — Mélanie Defouilloy, Vogue, 6 July 2026
Definition of beneficial

Browse Nearby Words

nonhardy
nonhazardous
nonhereditary
See all Nearby Words

Cite this Entry

“Nonhazardous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nonhazardous. Accessed 8 Jul. 2026.

Copy Citation
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of gambol

See Definitions and Examples »

Popular in Grammar & Usage

See More

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
hangman letters and game
Hangman Lightning Round Figure out which word fits in the blanks.
See All