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

ByMichael Burns

Introduction to the verb hydrolyser

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The English translation of the French verb hydrolyser is “to hydrolyze.” It is pronounced “ee-droh-lee-zay” in its infinitive form.

The word hydrolyser is derived from the Greek words “hydro” (water) and “lysis” (loosening), and entered the French language in the 19th century. In everyday French, it is commonly used in scientific contexts, particularly in chemistry and biology, to describe the process of breaking down chemical compounds or molecules using water.

In the Subjonctif Plus-que-parfait tense, hydrolyser is conjugated as “j’eusse hydrolysé,” “tu eusses hydrolysé,” “il/elle eût hydrolysé,” “nous eussions hydrolysé,” “vous eussiez hydrolysé,” and “ils/elles eussent hydrolysé.” This tense is used to express a hypothetical or uncertain action that would have taken place in the past.

Three examples of hydrolyser in the Subjonctif Plus-que-parfait tense are:

  1. Si j’avais ajouté de l’eau, j’eusse hydrolysé la substance chimique. (If I had added water, I would have hydrolyzed the chemical substance.)
  2. Il aurait fallu que tu eusses hydrolysé les protéines avant de les utiliser. (You should have hydrolyzed the proteins before using them.)
  3. Nous eussions hydrolysé l’amidon si nous avions eu plus de temps. (We would have hydrolyzed the starch if we had had more time.)

Table of the Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense Conjugation of hydrolyser

Pronoun Conjugation Example Usage English Translation
je eusse hydrolysé J’aurais aimé que je eusse hydrolysé. I wish I had hydrolyzed.
tu eusses hydrolysé J’aurais aimé que tu eusses hydrolysé. I wish you had hydrolyzed.
il eût hydrolysé J’aurais aimé qu’il eût hydrolysé. I wish he had hydrolyzed.
elle eût hydrolysé J’aurais aimé qu’elle eût hydrolysé. I wish she had hydrolyzed.
on eût hydrolysé J’aurais aimé qu’on eût hydrolysé. I wish one had hydrolyzed.
nous eussions hydrolysé J’aurais aimé que nous eussions hydrolysé. I wish we had hydrolyzed.
vous eussiez hydrolysé J’aurais aimé que vous eussiez hydrolysé. I wish you had hydrolyzed.
ils eussent hydrolysé J’aurais aimé qu’ils eussent hydrolysé. I wish they had hydrolyzed.
elles eussent hydrolysé J’aurais aimé qu’elles eussent hydrolysé. I wish they had hydrolyzed.

Other Conjugations for Hydrolyser.

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

    Imparfait (Imperfect) Tense Conjugation of the French Verb hydrolyser
   

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    L’infinitif Présent (Infinitive Present) Tense Conjugation of the French Verb hydrolyser
    (this article)

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Hydrolyser – About the French Subjonctif Plus-que-parfait (Subjunctive Pluperfect) Tense

The French Subjonctif Plus-que-parfait, also known as the Pluperfect Subjunctive, is a verb tense used to express actions or states that occurred before another action in the past, and it’s used in situations where the indicative mood is in the past subjunctive or conditional mood.
NOTE: To take a deep dive into all the French tenses then see my article on Mastering French Tense Conjugation.

Formation

To form the Subjonctif Plus-que-parfait, you start with the imperfect subjunctive form of the auxiliary verb “avoir” or “être,” followed by the past participle of the main verb. 
For “avoir” verbs: Take the imperfect subjunctive form of “avoir” (e.g., j’eusse, tu eusses, il/elle eût, nous eussions, vous eussiez, ils/elles eussent). Add the past participle of the main verb. 
For “être” verbs: Take the imperfect subjunctive form of “être” (e.g., je fusse, tu fusses, il/elle fût, nous fussions, vous fussiez, ils/elles fussent). Add the past participle of the main verb.

Common Everyday Usage Patterns

Hypothetical Situations

The Subjonctif Plus-que-parfait is often used to express hypothetical or unreal actions that occurred before another past action.
For example: J’aurais aimé que tu aies fini ton travail avant que je sois arrivé. (I would have liked for you to have finished your work before I arrived.) 

Reported Speech

In reported speech, you may use the Subjonctif Plus-que-parfait to convey what someone said or thought in the past. 
For example: Il m’a dit qu’il avait peur que je n’aie pas compris. (He told me that he was afraid that I hadn’t understood.) 

Doubt, Wishes, and Emotions

This tense can also be used to express doubt, wishes, and emotions about past actions. 
For example: Je doutais qu’il eût dit la vérité. (I doubted that he had told the truth.) 
J’aurais souhaité que tu fusses venu. (I would have wished for you to have come.)

Interactions with Other Tenses

Present Subjunctive

The Subjonctif Plus-que-parfait can be used to describe past actions when the main verb is in the present subjunctive. 
For example: “Il faut que j’aie fini mon travail avant que tu partes.” (I must have finished my work before you leave.) 

Imperfect Subjunctive

It’s common to use the Subjonctif Plus-que-parfait with the imperfect subjunctive in complex sentences. 
For example: “Il m’avait dit qu’il fût rentré avant la fin de la journée.” (He had told me that he had returned before the end of the day.) 

Conditional

When the main verb is in the conditional mood, the Subjonctif Plus-que-parfait can be used to express past unreal conditions. 
For example: “Si j’avais su, j’aurais voulu que tu aies réussi.” (If I had known, I would have wanted you to have succeeded.)

Summary

The Subjonctif Plus-que-parfait is a complex tense used to convey nuanced meanings in French. While its usage may seem intricate, it becomes more intuitive with practice and exposure to the language. It’s important to understand the context in which it’s used, as it often conveys subtleties of time, conditionality, and emotion in French sentences.

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