ULTRARARE Synonyms: 81 Similar and Opposite Words

ultrarare

adjective

Definition of ultrarare

as in rare

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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 ultrarare That’s when surgeons infused a drug into her spine to fix the ultrarare genetic glitch that had vexed her nervous system since infancy. — Erika Check Hayden Brittainy Newman, New York Times, 19 Dec. 2022

Recent Examples of Synonyms for ultrarare

Adjective

At low volume, failures are rare enough that the stakes are low.

— Shivansh Inamdar, Forbes.com, 15 Sep. 2026
But in a rare moment, the bosses of Anthropic, OpenAI and xAI have come together to support the view that the development of AI models should slow down amid growing fears over the technology's capacity to cause harm.

— Leonie Kidd, CNBC, 14 Sep. 2026

Definition of rare

Adjective

An individual company can maintain excellent controls and favorable claims experience while still facing higher pricing because the market has deteriorated around it.

— Randy Sadler, Forbes.com, 15 Sep. 2026
Food and drink The property’s on-site restaurant serves decent New American fare in a room that offers the same excellent views as the penthouses, or on the hotel’s delightful terrace during the warmer months.

— Condé Nast, Condé Nast Traveler, 15 Sep. 2026

Definition of excellent

Adjective

The objection reflects how radically the perception of Khrzhanovsky’s Dau experiment has shifted over the course of two decades — from transcendent art project to exploitative scandal to, now, geopolitical lightning rod.

— Scott Roxborough, HollywoodReporter, 8 Sep. 2026
For me, nearly two decades and several sightings later, every snow leopard encounter is still a transcendent experience, like the crack of dawn after a dark night.

— Literary Hub, Literary Hub, 3 Sep. 2026

Definition of transcendent

Adjective

Dorsey’s best-selling Rivière necklace in 3mm sapphire in sterling silver costs about $645; moissanite (also in sterling silver) is $949; and diamond (in 14-karat white gold) is $9,064.

— Madeleine Schulz, Vogue, 3 Sep. 2026
Trout and Neto reached out to an unnamed Rams player on Tuesday to gather intel on their new owner, who has a sterling reputation amongst his NFL peers.

— Fabian Ardaya, New York Times, 2 Sep. 2026

Definition of sterling

Adjective

Even the smallest rooms—the superior guest rooms on floors five through eight—are 450 square feet, large for San Francisco hotels.

— Condé Nast, Condé Nast Traveler, 16 Sep. 2026
Relative to its nearest peers, Linde demonstrates superior operating efficiency, superior pricing power, and an industry-leading adjusted operating profit margin approaching 30%.

— Harvey Stober, CNBC, 15 Sep. 2026

Definition of superior

Adjective

Cathay Pacific picked up prizes for its cabin crew and first-class airline lounge.

— Barry Neild, CNN Money, 18 Sep. 2026
More news California’s high-speed rail authority spent hundreds of thousands of dollars on first-class flights and trips to a nightclub, a report finds.

— Jack Dolan, Los Angeles Times, 18 Sep. 2026

Definition of first-class

Adjective

This is the time of year the prime starters separate themselves from average ones.

— Paul Sullivan, Chicago Tribune, 19 Sep. 2026
Availability rates in a few corridors — Park Avenue, the World Trade Center — are under 10 percent, rents in some buildings have gone up 20 percent since the winter, and brokers are even starting to see bidding wars over prime office spaces.

— Kim Velsey, Curbed, 18 Sep. 2026

Definition of prime

Browse Nearby Words

ultrarapid

ultrarare

ultrarefined

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“Ultrarare.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultrarare. Accessed 21 Sep. 2026.

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Synonyms of ultrarare

adjective

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