Dictionary
lightfast
adjective light·fast \-ˌfast\
Definition of LIGHTFAST
: resistant to light and especially to sunlight; especially : colorfast to light
— light·fast·ness \-ˌfas(t)-nəs\ noun
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First Known Use of LIGHTFAST
1950
Rhymes with LIGHTFAST
aghast, at last, avast, bedfast, Belfast, bombast, broadcast, bypast, contrast, dicast, dismast, downcast, dynast, fantast, flypast, forecast, foremast, forepassed, full blast, gymnast, half-caste, half-mast, handfast, holdfast, mainmast, makefast, march-past, miscast, newscast, oblast, offcast, outcast, outcaste, precast, recast, repast, roughcast, sandblast, sand-cast, shamefast, sportscast, topmast, trade-last, typecast, upcast, webcast, windblast
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