sin·​cere | \ sin-ˈsir How to pronounce sincere (audio) , sən- \
sincerer; sincerest

Definition of sincere

1a : free of dissimulation : honest a sincere interest
b : free from adulteration : pure a sincere doctrine sincere wine
2 : marked by genuineness : true

Keep scrolling for more

Other Words from sincere

sincereness noun

Synonyms & Antonyms for sincere



Visit the Thesaurus for More 

Choose the Right Synonym for sincere

sincere, wholehearted, heartfelt, hearty, unfeigned mean genuine in feeling. sincere stresses absence of hypocrisy, feigning, or any falsifying embellishment or exaggeration. a sincere apology wholehearted suggests sincerity and earnest devotion without reservation or misgiving. promised our wholehearted support heartfelt suggests depth of genuine feeling outwardly expressed. expresses our heartfelt gratitude hearty suggests honesty, warmth, and exuberance in displaying feeling. received a hearty welcome unfeigned stresses spontaneity and absence of pretense. her unfeigned delight at receiving the award

Examples of sincere in a Sentence

He sounded sincere in his promises. She seemed sincere in her commitment to finish school. She has a sincere interest in painting. He showed a sincere concern for her health. He made a sincere attempt to quit smoking. Please accept our sincere thanks.
See More
Recent Examples on the Web With the Putin generation about to make its way into retirement, Mr. Yaffa observes that younger Russians are less cynical, more sincere and trusting. and more prepared to take personal responsibility than their fathers and mothers. Douglas Smith, WSJ, "‘Between Two Fires’ Review: Doing a Deal With the Devil," 14 Jan. 2020 Though judgments have been somewhat inconsistent, courts seem to regard making a payment of any amount as proof that the desire for harm is sincere. Brian Merchant, Harper's magazine, "Click Here to Kill," 31 Dec. 2019 The memoir paints an endearing picture of Northern Californian family life: global warming is a typical dinner-table conversation, and teen Alyssa, the oldest of three daughters, is depicted as a sincere, bookish pacifist. Anna Wiener, The New Yorker, "How Hipcamp Became the Airbnb of the Outdoors," 2 Dec. 2019 Roz was an intelligent, tough, sincere, independent woman who wanted to bring everyone around her up with her., "Deaths in Central Florida: 9/5," 5 Sep. 2019 While they're all dressed in a similar theme, with silk and mesh blacks from head to toe, each exude a different energy — all generally upbeat and sincere, but nevertheless distinct. Natalie Morin,, "K-Pop Group Seventeen Is More Than Just A Number," 25 July 2019 The level of quality never ceases to impress me and our team has a sincere, friendly, intuitive sense for hospitality that is hard to find. Hannah Seligson, Town & Country, "The Best Room At ... The Mandarin Oriental Canouan," 9 Apr. 2019 Bob will long be remembered for his quick wit, dedication to the city, sincere patriotism and deep love for family and friends. John Benson, cleveland, "Community mourns passing of longtime Parma Heights City Councilman Bob Verdile," 30 Dec. 2019 But the balmy weather hardly compares with the Fijians themselves, who are known for sincere warmth and hospitality. Fortune, "Your 2020 Road Map: The Best Travel Destinations for Every Season of the Coming Year," 21 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sincere.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of sincere

1533, in the meaning defined at sense 1a

History and Etymology for sincere

Middle French, from Latin sincerus whole, pure, genuine, probably from sem- one + -cerus (akin to Latin crescere to grow) — more at same, crescent

Keep scrolling for more

Learn More about sincere

Time Traveler for sincere

Time Traveler

The first known use of sincere was in 1533

See more words from the same year

Statistics for sincere

Last Updated

19 Jan 2020

Cite this Entry

“Sincere.” The Dictionary, Merriam-Webster Inc., Accessed 23 January 2020.

Keep scrolling for more

More Definitions for sincere


sin·​cere | \ sin-ˈsir How to pronounce sincere (audio) \
sincerer; sincerest

Kids Definition of sincere

1 : having or showing honesty : straightforward a sincere person
2 : being what it seems to be : genuine sincere good wishes

Other Words from sincere

sincerely adverb

Keep scrolling for more

More from Merriam-Webster on sincere

Thesaurus: All synonyms and antonyms for sincere

Spanish Central: Translation of sincere

Nglish: Translation of sincere for Spanish Speakers

Britannica English: Translation of sincere for Arabic Speakers

Comments on sincere

What made you want to look up sincere? Please tell us where you read or heard it (including the quote, if possible).


out of the ordinary or unreasonable

Get Word of the Day daily email!

Test Your Vocabulary

Intact Latin Quiz

  • roman tablet
  • What did focus mean in Latin?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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