First recorded in 1375–1425.
Comes from Latin, from the past participle of inveterāre, “to grow old, allow to grow old, preserve.\"
Inveterāre contains veter-, the stem of vetus, meaning “old,\" which is also the stem of the word veteran.
Sign up for more Word of the Day!

\r\nEXAMPLES OF INVETERATE\r\n

The inveterate procrastinator always left things until the last minute.
As an inveterate optimist, she always saw the bright side of every situation.

\r\nIt's National Poetry Month, and we’ve created a challenge that really is for everyone. Submit now!","audio":"https://static.sfdict.com/audio/I02/I0281600.mp3","definitions":[{"partofspeech":"adjective","data":"settled or confirmed in a habit, practice, feeling, or the like."}],"examples":[],"imageUrl":"https://www.dictionary.com/e/wp-content/uploads/2024/03/inveterate_IG.png","accentColor":"#0063D7"}},"status":"succeeded"}},"meta":{"requestId":"2H1Zt75S0-ORT-I5kZXYA","requestStatus":"fulfilled"}},{"type":"fetchWordsNearby/fulfilled","payload":{"data":{"before":[{"slug":"cyanoacrylate","entry":"cyanoacrylate"},{"slug":"cyanobacteria","entry":"cyanobacteria"},{"slug":"cyanobacterium","entry":"cyanobacterium"},{"slug":"cyanocobalamin","entry":"cyanocobalamin"},{"slug":"cyanogen","entry":"cyanogen"}],"after":[{"slug":"cyanogen-chloride","entry":"cyanogen chloride"},{"slug":"cyanogenesis","entry":"cyanogenesis"},{"slug":"cyanogenic","entry":"cyanogenic"},{"slug":"cyano-group","entry":"cyano group"},{"slug":"cyanoguanidine","entry":"cyanoguanidine"}]}},"meta":{"arg":{"word":"cyanogen-bromide"},"requestId":"6fTscaa6rAjL046DmzqwF","requestStatus":"fulfilled"}},{"type":"luna/fetchExampleSentences/fulfilled","payload":{"data":{"tdb":[],"gbg":[]}},"meta":{"arg":{"word":"cyanogen-bromide"},"requestId":"nMWbV5s9Nnn7dXBDzKuKM","requestStatus":"fulfilled"}},{"type":"fetchDictionaryResults/fulfilled","payload":{"slugs":[{"entries":[{"__typename":"Entry","audioPronunciations":[],"confusableNotes":[],"genderNotes":[],"grammarNotes":[],"headword":{"displayForm":"cyanogen bromide","slug":"cyanogen-bromide"},"idioms":[],"orderKey":99999010,"ordinal":10,"origin":null,"partOfSpeechBlock":[{"definitions":[{"antonymsConnection":{"edges":[]},"definitionSetChunks":"[{\"type\": \"def\", \"children\": [{\"text\": \"a colorless, slightly water-soluble, poisonous, volatile, crystalline solid, BrCN, used chiefly as a fumigant and a pesticide.\", \"type\": \"text\"}]}]","examples":[],"ordinal":1,"subdefinitions":[],"synonymsConnection":{"edges":[]}}],"inflectionSets":[],"labelSet":null,"ordinal":1,"partOfSpeech":"noun"}],"pronunciationNotes":[],"pronunciationSet":null,"relatedFormSets":[],"sensitiveNotes":[],"spellingNotes":[],"synonymStudy":[],"usageAlerts":[],"usageNotes":[],"variants":[],"verbPhrases":[]}],"url":"cyanogen-bromide"}]},"meta":{"arg":{"slug":"cyanogen-bromide"},"requestId":"h7LMDm-MLB21PxO4sT204","requestStatus":"fulfilled"}},{"type":"fetchResultsData/fulfilled","payload":{"data":{"url":"cyanogen-bromide","displayForm":"cyanogen bromide","canonicalSlug":"cyanogen-bromide","content":[{"source":"luna","entries":[{"id":"u3bb48a285cbafaf0.-3bc55cee.14d9e628885.4a8d","type":"normal","entry":"cyanogen bromide","entrySyllabified":"cyanogen bromide","entryVariants":[],"homograph":null,"pronunciation":null,"predefinitionContent":"","posBlocks":[{"definitions":[{"order":1,"type":"simple","predefinitionContent":"","postdefinitionContent":"","definition":"a colorless, slightly water-soluble, poisonous, volatile, crystalline solid, BrCN, used chiefly as a fumigant and a pesticide.","synonyms":"","antonyms":"","cites":[]}],"pos":"noun","posSupplementaryInfo":""}],"origin":null,"originData":null,"supplementaryNotes":[],"variantForms":[],"variantSpellings":[],"referenceData":[],"relatedForms":[],"confusables":[]}]}],"nearbyWordOrdinal":39195,"index-rank-01":["cyanogen bromide"],"index-rank-02":[],"index-rank-03":[],"index-rank-04":["cyanogen bromide's","cyanogen bromides","cyanogen bromides'"],"index-rank-05":[],"index-rank-06":[],"index-rank-07":[],"index-rank-08":[],"index-rank-09":[],"index-rank-10":[],"index-rank-11":[],"index-rank-12":[],"index-rank-13":[],"index-rank-14":[],"index-rank-15":[],"categoryId":"44","complexityScore":0.5216695717447539,"gradeLevel":"post_college","tunaSlug":null,"isFeaturedMetaSlug":false}},"meta":{"arg":{"word":"cyanogen-bromide"},"requestId":"pJgRo3IveLE7huh6Srlo6","requestStatus":"fulfilled"}},{"type":"fetchSpellSuggestions/fulfilled","payload":{"data":{"luna":[],"tuna":["sunken","sanguine","sponge on","snagging","sponging","young one","say again","snake in","sink in","say uncle"],"lunaWithSlug":[],"tunaWithSlug":[{"displayForm":"sunken","slug":"sunken"},{"displayForm":"sanguine","slug":"sanguine"},{"displayForm":"sponge on","slug":"sponge%20on"},{"displayForm":"snagging","slug":"snagging"},{"displayForm":"sponging","slug":"sponging"},{"displayForm":"young one","slug":"young%20one"},{"displayForm":"say again","slug":"say%20again"},{"displayForm":"snake in","slug":"snake%20in"},{"displayForm":"sink in","slug":"sink%20in"},{"displayForm":"say uncle","slug":"say%20uncle"}]}},"meta":{"arg":{"word":"cyanogen-bromide"},"requestId":"n07_N0XO0EHZVnMnxfVgt","requestStatus":"fulfilled"}}]},"actionData":null,"errors":null}

cyanogen bromide

noun

Word of the Day