HIGH-GRADE Synonyms: 31 Similar and Opposite Words

high-grade

adjective

Definition of high-grade

as in valuable

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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 high-grade The Hugging Face hack showed advanced AI systems deciding upon and then orchestrating a high-grade cyberattack on their own—the models working against, rather than according to, human instruction. — Matteo Wong, The Atlantic, 22 July 2026 Danagoulian also suggests that high-grade radiation hardening could improve satellites' chances of surviving a nuclear winter in space. — Tereza Pultarova, Space.com, 8 July 2026 And that’s a relief on a seven-figure motor car made largely of extremely expensive, high-grade carbon fiber. — Jason Barlow, Robb Report, 7 July 2026 Scientists at the Korea Institute of Geoscience and Mineral Resources (KIGAM) have devised a technique to turn still-wet coffee grounds into high-grade biofuel in as little as 90 seconds. — New Atlas, 1 July 2026 See All Example Sentences for high-grade

Recent Examples of Synonyms for high-grade

Adjective

Beyond sitting on some of the most valuable land in South Florida, Indian Creek Country Club is also among the region’s most exclusive clubs.

— Luisa Yanez, Miami Herald, 19 Aug. 2026
This eco-friendly alternative avoids chemical separation and repurposes aviation and industrial scrap into valuable materials for thermal insulation, acoustic absorption, and marine oil spill cleanup.

— Mrigakshi Dixit, Interesting Engineering, 19 Aug. 2026

Definition of valuable

Adjective

University of Michigan The program can include on-field and stadium-based branding, scoreboard integrations and end zone placements, digital and in-game sponsorship activations, with an exploration of jersey patches and additional premium assets.

— Karma Sabbah, CBS News, 20 Aug. 2026
Still, the visible road to touches combined with a premium offensive line arrow to impactful production.

— Brad Evans, New York Times, 20 Aug. 2026

Definition of premium

Adjective

He was hurt by penalties on the opening drive and a costly third-down drop by Darius Cooper.

— Zach Berman, New York Times, 16 Aug. 2026
Most introduced, nonnative plants do not become invasive, but those that do can cause significant, costly problems for landowners, communities, and land managers.

— Dr. Lauren Kurtz, Hartford Courant, 16 Aug. 2026

Definition of costly

Adjective

The study of a patient’s urine was an extremely popular practice in the Middle Ages, even though doctors could tell precious little about what was ailing someone just by looking at a sample in a jar.

— T.M. Brown, CNN Money, 16 Aug. 2026
Carlsbad and other coastal cities south of Oceanside worry that any plan to keep sand on the shoreline north of them would prevent the precious grains of grit from migrating south in ocean currents to land on their own eroding beaches.

— Phil Diehl, San Diego Union-Tribune, 16 Aug. 2026

Definition of precious

Adjective

Airlines, supported by resilient travel demand and the shutdown of budget carrier Spirit in May, have hiked airfare and baggage fees and cut less profitable flights.

— Matt Egan, CNN Money, 19 Aug. 2026
That is not to say most of the Premier League’s big hitters are profitable.

— Philip Buckingham, New York Times, 19 Aug. 2026

Definition of profitable

Browse Nearby Words

high-flying

high-grade

high ground

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“High-grade.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/high-grade. Accessed 23 Aug. 2026.

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Synonyms of high-grade

adjective

Example Sentences

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