ULTRAFINE Synonyms: 25 Similar and Opposite Words

ultrafine

adjective

Definition of ultrafine

as in superfine

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Example Sentences

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Recent Examples of ultrafine Experimental studies suggest that ultrafine particles may reach the brain through several pathways, including transport through the bloodstream and movement along the olfactory nerve that connects the nasal cavity to the brain’s olfactory bulb. — Bill Frist, Forbes.com, 17 Mar. 2026 The technology removes salt from seawater — most commonly by pushing it through ultrafine membranes in a process known as reverse osmosis — to produce the freshwater that sustains cities, hotels, industry and some agriculture across one of the world’s driest regions. — Annika Hammerschlag, Fortune, 8 Mar. 2026 Physicochemical characteristics and health impacts of ultrafine particles emitted from small home appliances equipped with heating coils and brushed motors. — Daniella Gray, MSNBC Newsweek, 9 Dec. 2025 For the softest tees, look for fabrics that are either superfine or ultrafine—anything 17 µm or higher—like Unbound's T-shirts. — Scott Gilbertson, Wired News, 24 Nov. 2025 See All Example Sentences for ultrafine

Recent Examples of Synonyms for ultrafine

superfine

Adjective

Jeans, as well as the Japanese Lotus and superfine cashmere T-shirts, are also popular.

— Jean E. Palmieri, Footwear News, 11 May 2026
This buffing bar is formulated with superfine sanding crystals suspended in a moisturizing base that helps smooth keratosis pilaris, soften rough patches, and even prevent ingrown hairs.

— Iman Balagam, Vogue, 12 Mar. 2026