Frequency vs Incidence vs Occurrence vs Prevalence

Quand utiliser chacun en anglais, avec le sens, le registre et des exemples.

Frequency

Top 2000 (courant) B2 noun

Incidence

Top 3000 (courant) C1 noun

Occurrence

Top 2000 (courant) C1 noun

Prevalence

Formel Au-delà de 10 000 (moins courant) C1 noun

Le plus formel: Prevalence

	Frequency	Incidence	Occurrence	Prevalence
Prononciation	🇬🇧 /["/ˈfriːkwənsi/"]/ 🇺🇸 /["/ˈfriːkwənsi/"]/	🇬🇧 /["/ˈɪnsɪdəns/"]/ 🇺🇸 /["/ˈɪnsɪdəns/"]/	🇬🇧 /["/əˈkʌrəns/"]/ 🇺🇸 /["/əˈkɜːrəns/"]/	🇬🇧 /["/ˈprevələns/"]/ 🇺🇸 /["/ˈprevələns/"]/
Sens	À quelle fréquence quelque chose se produit. How often something happens.	La survenue de quelque chose, surtout quelque chose de mauvais. The occurrence of something, especially something bad.	La manière dont quelque chose se produit ou apparaît. The way something happens or appears.	À quel point quelque chose est courant. How common something is.
Exemple	The frequency of the class meetings has increased this semester.	an area with a **high incidence** of crime	a **common/everyday/frequent/regular occurrence**	an increase in the prevalence of obesity in many countries
Registre	Neutre	Neutre	Neutre	Formel
Fréquence	Top 2000 (courant)	Top 3000 (courant)	Top 2000 (courant)	Au-delà de 10 000 (moins courant)
Niveau CEFR	B2	C1	C1	C1
Nature grammaticale	noun	noun	noun	noun
Collocations	great, increased, increasing, decrease in, increase in, decrease, with frequency, great, increased, increasing, decrease in, increase in, decrease, with frequency, high, low, microwave, range, spectrum, band, high, low, microwave, range, spectrum, band	great, high, peak, have, show, increase, increase, decrease, fall, rate, incidence among, incidence in, a decrease in the incidence of something, an increase in the incidence of something, a variation in the incidence of something	common, everyday, widespread, prevent, reduce, increase, occurrence in, occurrence of, a common occurrence, a regular occurrence, a daily occurrence, common, everyday, widespread, prevent, reduce, increase, occurrence in, occurrence of, a common occurrence, a regular occurrence, a daily occurrence	high prevalence, low prevalence, prevalence rate, increased prevalence, prevalence of disease
Antonymes	infrequency, rarity	nonoccurrence, absence	absence, nonexistence	rarity, uncommonness
Erreurs fréquentes	Confusing 'frequency' with 'frequence'., Using 'frequencies' incorrectly in singular contexts., Misplacing the term in sentences regarding time intervals.	Confused with 'incident', which refers to a specific event., Used inappropriately in informal contexts., Incorrect pluralization, saying 'incidences' instead of 'incidents' when referring to events.	Confusing with 'occurring' as a noun., Omitting 'of' when saying 'the occurrence you mentioned'., Using 'occurrence' without context (it needs to relate to something).	Confused with 'prevalent' which is an adjective., Omitting the context when discussing the prevalence (e.g., 'the prevalence of diseases')., Using it in informal speech where simpler terms like 'common' might be better.
Notes d'usage	Utilisez 'fréquence' lorsque vous parlez de la fréquence des événements. Convient aux contextes académiques ou techniques ; à éviter dans les conversations très informelles. Use 'frequency' when discussing how often events occur. Suitable for academic or technical contexts; avoid in very casual conversations.	Couramment utilisé dans les contextes scientifiques, médicaux et statistiques. À éviter dans les conversations informelles, car cela peut sembler trop technique. Approprié pour discuter des taux ou des fréquences d'événements. Commonly used in scientific, medical, and statistical contexts. Avoid casual conversations, as it may sound overly technical. Appropriate when discussing rates or frequencies of events.	Souvent utilisé dans les contextes parlés et écrits. Courant dans les discussions scientifiques, académiques ou formelles. À éviter dans les conversations informelles où des mots plus simples peuvent suffire. Often used in both spoken and written contexts. Common in scientific, academic, or formal discussions. Avoid in casual conversation where simpler words may suffice.	Utilisez 'prévalence' dans des contextes formels comme la rédaction académique ou les rapports. Évitez dans les conversations décontractées. Cela implique une occurrence statistique ou mesurée. Use 'prevalence' in formal contexts like academic writing or reports. Avoid in casual conversation. It implies a statistical or measured occurrence.

Vois-le dans de vrais extraits

- I witnessed a freak occurrence. - What is a miracle, Vincent ?

Occurrence

Questions fréquentes : Frequency vs Incidence vs Occurrence vs Prevalence

Quelle est la différence entre Frequency, Incidence, Occurrence et Prevalence ?

Frequency: How often something happens. Incidence: The occurrence of something, especially something bad. Occurrence: The way something happens or appears. Prevalence: How common something is.

Lequel est le plus formel : Frequency, Incidence, Occurrence et Prevalence ?

Prevalence est le plus formel de tous.

Frequency, Incidence, Occurrence et Prevalence sont-ils au même niveau CEFR ?

Frequency: B2, Incidence: C1, Occurrence: C1, Prevalence: C1 sur l'échelle CEFR.

Quelle est la nature grammaticale de Frequency, Incidence, Occurrence et Prevalence ?

Frequency: noun, Incidence: noun, Occurrence: noun, Prevalence: noun.

Peux-tu montrer un exemple de chacun ?

Frequency: The frequency of the class meetings has increased this semester. Incidence: an area with a **high incidence** of crime Occurrence: a **common/everyday/frequent/regular occurrence** Prevalence: an increase in the prevalence of obesity in many countries

Puis-je utiliser Frequency, Incidence, Occurrence et Prevalence de façon interchangeable ?

Pas toujours. Frequency, Incidence, Occurrence et Prevalence sont proches et se recoupent parfois, mais elles diffèrent par le registre, la fréquence et l'usage, donc remplacer l'une par l'autre peut changer le sens ou le ton. Regarde les différences ci-dessus avant de substituer.