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Definition of ultrasoft

ultrasoft

/ˈʌl.trəˌsɔːft/
ul · tra · soft
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ultrasoft Lexical Profile

ultrasoft Game Scores & Validity

• adjective

1

Extremely soft, plush, or yielding to the touch.

Example

"The newborn was wrapped in an ultrasoft blanket woven from organic bamboo fibers."

2

In physics, designating electromagnetic radiation, particularly X-rays, having very low photon energy and long wavelengths, or referring to pseudopotentials in computational chemistry that require lower cutoff energies.

Example

"The researchers utilized ultrasoft X-ray spectroscopy to examine the surface electronic structure of the catalyst."

Synonyms
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Antonyms
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• Nearby Words

ultrasimple
ultrasmart
ultrasmooth
ultrasoft
ultrasound
ultrathin
ultraviolence

Cite this Entry

Wordmom. (2026). Definition of Ultrasoft. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/ultrasoft
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