Oxford Dictionary English

plummet

verb
verb
BrE BrE//ˈplʌmɪt//
; NAmE NAmE//ˈplʌmɪt//
[intransitive]Verb Forms present simple I / you / we / they plummet
BrE BrE//ˈplʌmɪt//
; NAmE NAmE//ˈplʌmɪt//
 he / she / it plummets
BrE BrE//ˈplʌmɪts//
; NAmE NAmE//ˈplʌmɪts//
 past simple plummeted
BrE BrE//ˈplʌmɪtɪd//
; NAmE NAmE//ˈplʌmɪtɪd//
 past participle plummeted
BrE BrE//ˈplʌmɪtɪd//
; NAmE NAmE//ˈplʌmɪtɪd//
 -ing form plummeting
BrE BrE//ˈplʌmɪtɪŋ//
; NAmE NAmE//ˈplʌmɪtɪŋ//
 Trends
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to fall suddenly and quickly from a high level or position synonym plunge Share prices plummeted to an all-time low. Her spirits plummeted at the thought of meeting him again. The jet plummeted into a row of houses. Wordfindertrendboom, decline, dip, fluctuate, level off/​out, peak, plateau, plummet, slump, trend Oxford Collocations DictionaryPlummet is used with these nouns as the subject: attendance, level, morale, … See full entry See related entries: Trends Word Originlate Middle English (as a noun): from Old French plommet ‘small sounding lead’, diminutive of plomb ‘lead’. The current verb sense dates from the 1930s.
See plummet in the Oxford Advanced American Dictionary
Check pronunciation: plummet
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