ultracooled

U1L1T1R1A1C3O1O1L1E1D2

adjective

Cooled to a very low temperature.

Scrabble 14
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Meanings

adjectiveultracooled (not comparable)
  1. not comparableCooled to a very low temperature.

    In 1999, Dr. Hau headed a team of scientists that slowed light, which travels a brisk 186,282 miles a second when unimpeded, to a leisurely 38 miles an hour by shining it into an exotic, ultracooled cloud of sodium atoms.

    2007 February 8, Kenneth Chang, “Wizardry at Harvard: Physicists Move Light”, in New York Times

Origin

From ultra- + cooled.

Full word history & related roots →
Cite this entry
APA

ultracooled. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/ultracooled

MLA

“ultracooled.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ultracooled. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “ultracooled,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/ultracooled.

Source: ultracooled on Wiktionary, CC BY-SA 4.0.