Crossword clues for In the matter of 4 letters:IDEAGray matter matter?IDEAMatter for the gray matterITSA__ matter of recordATOMBuilding block of matterPITHHeart of the matterATOMMatter constituentMINDConqueror of matterELSENothing ___ Matters (Metallica song)AKONSinger with the 2007 #1 song "Don't Matter"ATOMMote of matterIDEAGray-matter outputMEATHeart of the matterGISTHeart of the matterANATGray matter? (abbr.)COREHeart of the matterIDEAGray matter creationORESMined-over matterCRUDFoul matterBIASMedia Matters subjectORESMiner mattersSIZEIt matters, to someJOANJournalist Walsh who wrote the book "What's the Matter With White People?"VOIDOf no matterPEATPlant matter for fuelANTIPrefix with hero or matterEMITSend out matterNOUNSubject matterGRAY_____ matter (brains)PITYA matter of regretNULLContaining no matterATOMIt makes everything matterATOMBit of matterALBAWhite matterATOMMinute particle of matterMASSBody of matterPEATPartially decayed matter used in balneotherapyELMOCharacter who talked to his dad, Louie, about Black Lives Matter protests on a 2020 episode of {/Sesame Street/}ATOMSmall matter?CHIPAnte matterCASELegal matterASTRDark matter sci.SIZEIt matters, it's saidSIZE___ does matterATOMLittle matterATOMVery small matterATOMDispenser of sawbucks (or ... basic unit of matter)ITOOLangston Hughes poem about how black lives matterCRUXHeart of the matterATOMUnit of matterBRANMuffin matter