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English definition of “substance”

substance

noun uk   /ˈsʌb.stəns/ us  

substance noun (MATERIAL)

B2 [C or U] material with particular physical characteristics: an organic/chemical substance What sort of substance could withstand those temperatures?Mixing and mixturesVariety and mixturesConnecting and combiningGroups and collections of thingsCategories and varietiesSpecies and genders illegal substance formal an illegal drugDrugs - general wordsSpecific types of drug

substance noun (IMPORTANCE)

C2 [U] the most important part of what someone has said or written: Later that year, the substance of their secret conversation appeared in a newspaper article. [U] importance, seriousness, or relationship to real facts: There is no substance in/to the allegation. This new information gives substance to the stories we have heard.ImportanceUseful or advantageous
(Definition of substance from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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