Similar words: unheard, unheated, unhealed, unhealthy, unhealthily, ward off, board of trade, standard of value. Meaning: adj. previously unknown.
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31. If (when?) it spreads to China and India, it will combine with the surplus of bachelors to cause unheard-of strains.
32. Thus, the "Cambrian Explosion" is a fairly unheard-of term outside the scientific community.
33. Countries around the planet grew at unheard-of levels—124 of them expanded at 4 percent or more in 2006 and 2007.
34. Whitman's fearless, unheard-of voice shattered the glass of European gentility and eventually emboldened later generations of American poets to speak out in wilder tones.
35. Such unheard-of crowds and profits ended boxing's shadow existence and ushered in its golden era, which would last through the 1950s.
More similar words: unheard, unheated, unhealed, unhealthy, unhealthily, ward off, board of trade, standard of value, lionheart, board of education, standard of living, board of governors, wear down, bear down, tear down, downhearted, board of supervisors, board of directors, bear down on, broken heart, openhearted, lionhearted, broken-hearted, brokenhearted, bear down upon, standard of measurement, chicken-hearted, heard, confirmation hearing, overheard.