First recorded in 1960–65.
Comes from petro-, a combining form meaning \"rock,\" and ichor, which in classical mythology means “ethereal fluid flowing in the veins of the gods.”
Sign up for more Word of the Day!

\r\nEXAMPLES OF PETRICHOR\r\n

The desert landscape was quickly transformed as petrichor filled the air after a long-awaited rainstorm.
As the storm passed, leaving behind puddles and damp earth, the sweet petrichor lingered like a fond memory.

\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/NEW2016/petrichor_000.mp3","definitions":[{"partofspeech":"noun","data":"a distinctive scent, usually described as earthy, pleasant, or sweet, produced by rainfall on very dry ground."}],"examples":[],"imageUrl":"https://www.dictionary.com/e/wp-content/uploads/2024/03/petrichor_IG.png","accentColor":"#0063D7"}},"status":"succeeded"}},"meta":{"requestId":"YgFP_hmVb1G62X4mjU7HM","requestStatus":"fulfilled"}},{"type":"fetchWordsNearby/fulfilled","payload":{"data":{"before":[{"slug":"electron-multiplier","entry":"electron multiplier"},{"slug":"electron-neutrino","entry":"electron-neutrino"},{"slug":"electron-optics","entry":"electron optics"},{"slug":"electron-pair","entry":"electron pair"},{"slug":"electron--paramagnetic--resonance","entry":"electron paramagnetic resonance"}],"after":[{"slug":"electron-ray-tube","entry":"electron-ray tube"},{"slug":"electron-spin-resonance","entry":"electron spin resonance"},{"slug":"electron-telescope","entry":"electron telescope"},{"slug":"electron-transport","entry":"electron transport"},{"slug":"electron-tube","entry":"electron tube"}]}},"meta":{"arg":{"word":"electron-probe-microanalysis"},"requestId":"El4wcBH10_kdlCEIqZ194","requestStatus":"fulfilled"}},{"type":"luna/fetchExampleSentences/fulfilled","payload":{"data":{"tdb":[],"gbg":[]}},"meta":{"arg":{"word":"electron-probe-microanalysis"},"requestId":"fZ3XZubWKeOCGz5BwQVxh","requestStatus":"fulfilled"}},{"type":"fetchDictionaryResults/fulfilled","payload":{"slugs":[{"entries":[{"__typename":"CollinsEntry","headword":{"displayForm":"electron probe microanalysis","slug":"electron-probe-microanalysis"},"homonym":null,"note":null,"origin":null,"partOfSpeechGroups":[{"definitions":[{"crossReferencesConnection":{"edges":[]},"definitionSetChunks":"[{\"type\": \"defgrp\", \"children\": [{\"text\": \"a technique for the analysis of a very small amount of material by bombarding it with a narrow beam of electrons and examining the resulting X-ray emission spectrum\", \"type\": \"text\"}]}]","examples":[],"idiom":null,"ordinal":1,"sense":null,"subdefinitions":[]}],"ordinal":1,"partOfSpeech":"noun"}],"pronunciations":[],"subEntry":[]}],"url":"electron-probe-microanalysis"}]},"meta":{"arg":{"slug":"electron-probe-microanalysis"},"requestId":"O4oNF7-juQL7n-JyRkBht","requestStatus":"fulfilled"}},{"type":"fetchResultsData/fulfilled","payload":{"data":{"url":"electron-probe-microanalysis","displayForm":"electron probe microanalysis","canonicalSlug":"electron-probe-microanalysis","content":[{"source":"collins","entries":[{"id":"ac436b2ce.6bfb.1014.b87b.c2803370a23a.1","type":"normal","entry":"electron probe microanalysis","entrySyllabified":null,"entryVariants":"","homograph":null,"pronunciation":{"audio":null,"spell":null,"ipa":""},"predefinitionContent":"","posBlocks":[{"pos":"noun","posSupplementaryInfo":"","definitions":[{"order":1,"type":"simple","predefinitionContent":"","definition":"a technique for the analysis of a very small amount of material by bombarding it with a narrow beam of electrons and examining the resulting X-ray emission spectrum","postdefinitionContent":""}]}],"origin":"","supplementaryNotes":[],"variantForms":[],"referenceData":[],"relatedForms":[],"derivedForms":[]}]}],"nearbyWordOrdinal":49925,"index-rank-01":["electron probe microanalysis"],"index-rank-02":[],"index-rank-03":[],"index-rank-04":[],"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":[],"tunaSlug":null,"isFeaturedMetaSlug":false}},"meta":{"arg":{"word":"electron-probe-microanalysis"},"requestId":"qvwHLLiRkd-yyNOzqFujh","requestStatus":"fulfilled"}},{"type":"fetchSpellSuggestions/fulfilled","payload":{"data":{"luna":[],"tuna":["micronize","more analyzed","mitrailleuses","macaronics","macaronicisms","macaronicism","mercurialness","granules","marginalize","microprocessor","corno ingleses","micro","re creances","re-creances"],"lunaWithSlug":[],"tunaWithSlug":[{"displayForm":"micronize","slug":"micronize"},{"displayForm":"more analyzed","slug":"more%20analyzed"},{"displayForm":"mitrailleuses","slug":"mitrailleuses"},{"displayForm":"macaronics","slug":"macaronics"},{"displayForm":"macaronicisms","slug":"macaronicisms"},{"displayForm":"macaronicism","slug":"macaronicism"},{"displayForm":"mercurialness","slug":"mercurialness"},{"displayForm":"granules","slug":"granules"},{"displayForm":"marginalize","slug":"marginalize"},{"displayForm":"microprocessor","slug":"microprocessor"},{"displayForm":"corno ingleses","slug":"corno%20ingleses"},{"displayForm":"micro","slug":"micro"},{"displayForm":"re creances","slug":"re%20creances"},{"displayForm":"re-creances","slug":"re-creances"}]}},"meta":{"arg":{"word":"electron-probe-microanalysis"},"requestId":"yKuCyYkH06_QKien7Ao0j","requestStatus":"fulfilled"}}]},"actionData":null,"errors":null}

electron probe microanalysis

noun

Word of the Day