Subjonctif Passé (Subjunctive Past) Tense Conjugation of the French Verb dépressuriser

ByMichael Burns

Introduction to the verb dépressuriser

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The English translation of dépressuriser is “to depressurize.” It is pronounced “day-preh-soo-ree-zay.”

Dépressuriser is derived from the French word “pression,” meaning “pressure,” and the prefix “dé-“, which indicates a reversal or removal. It is often used in technical or engineering contexts to describe the process of lowering or releasing pressure in a system or container.

In everyday French, dépressuriser is most often used in the Subjonctif Passé tense, which expresses a hypothetical or uncertain action in the past. It is typically used after expressions such as “il est possible que” (it is possible that) or “il aurait fallu que” (it would have been necessary that).

Here are three simple examples of dépressuriser in the Subjonctif Passé tense, with their English translations:

  1. Il est possible que nous ayons dépressurisé le réservoir avant le décollage. (It is possible that we depressurized the tank before takeoff.)
  2. Il aurait fallu que tu dépressurises le tuyau avant de le réparer. (You should have depressurized the pipe before repairing it.)
  3. Il est important que le pilote ait dépressurisé la cabine avant d’atterrir en cas d’urgence. (It is important that the pilot had depressurized the cabin before landing in case of emergency.)

Table of the Subjonctif Passé (Subjunctive Past) Tense Conjugation of dépressuriser

Pronoun Conjugation Example Usage English Translation
je aie dépressurisé Je doute que j’aie dépressurisé. I doubt that I depressurized.
tu aies dépressurisé Il faut que tu aies dépressurisé. You must have depressurized.
il ait dépressurisé Il est possible qu’il ait dépressurisé. It’s possible he depressurized.
elle ait dépressurisé Elle craint qu’elle ait dépressurisé. She fears she depressurized.
on ait dépressurisé On veut qu’on ait dépressurisé. We want it to have been depressurized.
nous ayons dépressurisé Espérons que nous ayons dépressurisé. Let’s hope we depressurized.
vous ayez dépressurisé Il est important que vous ayez dépressurisé. It’s important that you depressurized.
ils aient dépressurisé Ils doutent qu’ils aient dépressurisé. They doubt they depressurized.
elles aient dépressurisé Elles préfèrent qu’elles aient dépressurisé. They prefer they depressurized.

Other Conjugations for Dépressuriser.

   
    Le Present (Present Tense) Conjugation of the French Verb dépressuriser
   

    Imparfait (Imperfect) Tense Conjugation of the French Verb dépressuriser
   

    Passé Simple (Simple Past) Tense Conjugation of the French Verb dépressuriser
   

    Passé Composé (Present Perfect) Tense Conjugation of the French Verb dépressuriser
   

    Futur Simple (Simple Future) Tense Conjugation of the French Verb dépressuriser
   

    Futur Proche (Near Future) Tense Conjugation of the French Verb dépressuriser
   

    Plus-que-parfait (Pluperfect) Tense Conjugation of the French Verb dépressuriser
   

    Passé Antérieur (Past Anterior) Tense Conjugation of the French Verb dépressuriser

    Futur Antérieur (Future Anterior) Tense Conjugation of the French Verb dépressuriser

    Subjonctif Présent (Subjunctive Present) Tense Conjugation of the French Verb dépressuriser

    Subjonctif Passé (Subjunctive Past) Tense Conjugation of the French Verb dépressuriser     (this article)

    Subjonctif Imparfait (Subjunctive Imperfect) Tense Conjugation of the French Verb dépressuriser

    Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense Conjugation of the French Verb dépressuriser
   

    Conditionnel Présent (Conditional Present) Tense Conjugation of the French Verb dépressuriser
   

    Conditionnel Passé (Conditional Past) Tense Conjugation of the French Verb dépressuriser

    L’impératif Présent (Imperative Present) Tense Conjugation of the French Verb dépressuriser

    L’infinitif Présent (Infinitive Present) Tense Conjugation of the French Verb dépressuriser

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Dépressuriser – About the French Subjonctif Passé (Subjunctive Past) Tense

The French Subjonctif Passé is a verb tense used to express actions or states that are uncertain, hypothetical, or dependent on some condition in the past. It’s often used in conjunction with the main verb in the present or future tense to convey various nuances of doubt, desire, necessity, or emotion.

NOTE: To take a deep dive into all the French tenses then see my article on Mastering French Tense Conjugation.

Formation of the Subjonctif Passé

To form the Subjonctif Passé, you generally need to start with the third person plural (ils/elles) form of the passé composé (a compound past tense). Then, drop the subject and replace it with the appropriate Subjonctif endings. The endings are the same for regular -er, -ir, and -re verbs:

   – For -er verbs: -e, -es, -e, -ions, -iez, -ent
   – For -ir verbs: -isse, -isses, -ît, -issions, -issiez, -issent
   – For -re verbs: -e, -es, -e, -ions, -iez, -ent

For example, if you have the verb “parler” (to speak) in the third person plural passé composé, which is “ils ont parlé” (they spoke), the Subjonctif Passé form would be “qu’ils aient parlé” (that they spoke).

Everyday Usage Patterns

The Subjonctif Passé is commonly used in various situations:

– Expressing doubt or uncertainty: It’s used when you’re not certain about the completion of an action in the past. For example, “Je doute qu’il ait mangé” (I doubt that he ate).

– Desires and preferences: When you want or wish for something to have happened in the past. For instance, “Je préfère que tu aies réussi” (I prefer that you have succeeded).

– Expressing emotions: To convey emotions or feelings related to past actions or events. For example, “Il est content que nous ayons gagné” (He is happy that we won).

– Hypothetical situations: When discussing hypothetical or unreal past situations. For example, “Si j’avais su, j’aurais souhaité qu’ils aient été là” (If I had known, I would have wished they had been there).

Interactions with Other Tenses

The Subjonctif Passé often interacts with other tenses to convey specific meanings:

Present tense

It’s commonly used after expressions of doubt, desire, necessity, or emotion in the present. For example, “Il faut que tu aies fini” (You must have finished).

Future tense

It’s used in the future for hypothetical or unreal actions in the past when the main clause is in the future. For example, “Je douterai qu’ils aient terminé demain” (I will doubt that they have finished tomorrow).

Conditional

When the main clause is in the conditional, the Subjonctif Passé can be used to express unreal or hypothetical actions in the past. For instance, “Il voudrait que nous ayons réussi” (He would like us to have succeeded).

Summary

The Subjonctif Passé is a versatile tense used in French to convey uncertainty, doubt, desire, or hypothetical situations related to past actions. It is used in various everyday contexts and interacts with other tenses to express specific nuances in the language.

I hope you enjoyed this article on the verb dépressuriser. Still in a learning mood? Check out another TOTALLY random French verb conjugation!

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