Introduction
descubrir means “to discover”, and this page covers exactly one thing: descubrir in the preterite tense. The preterite is the tense Spanish speakers reach for when they talk about what is finished and done. On this page you will find the full preterite table for descubrir, how the tense is formed for this verb, the situations where it is used, how it differs from the imperfect, worked examples, the mistakes learners make most often, an eight-question quiz with explained answers, and answers to the questions students ask about descubrir in the preterite. For example: “Yo descubrí un lugar nuevo ayer.” — “I discovered a new place.” Everything on this page uses the forms of descubrir exactly as they are conjugated in the preterite, so you can trust every form you see here.
descubrir in the Preterite Tense — full table
| Person | Form |
|---|---|
| yo | descubrí |
| tú | descubriste |
| él/ella/Ud. | descubrió |
| nosotros/as | descubrimos |
| vosotros/as | descubristeis |
| ellos/ellas/Uds. | descubrieron |
Gerund: descubriendo · Past participle: descubierto
The gerund is descubriendo, which you use with estar to say what is happening right now: “Estoy descubriendo” means the action of descubrir is in progress at this very moment. The past participle is descubierto, which you use with haber in the perfect tenses: “he descubierto” is the present perfect, used for a completed action. Keep both forms in mind as you read the examples below, because the preterite is only one part of how descubrir is used.
How the preterite of descubrir is formed
descubrir is a -ir verb. Take the stem descubr and add the preterite endings for -ir verbs: -í, -iste, -ió, -imos, -isteis, -ieron, giving descubrí, descubriste, descubrió, descubrimos, descubristeis and descubrieron. descubrir is regular in the preterite, so once you know the endings you can build all six forms from the stem. Watch the accents: yo takes an accent on the stressed vowel (descubrí) and él takes one too (descubrió), because the stress falls on the ending rather than the stem. Note that the nosotros form, descubrimos, is identical to the present-tense nosotros form — only context tells you which tense is meant.
The preterite of descubrir rewards careful reading of the table. Two details deserve attention. First, the yo form descubrí is the form you will use most when you talk about yourself, so say it out loud until it comes without thinking. Second, the nosotros form descubrimos and the ellos form descubrieron are the ones learners confuse most often, because they are the forms used for groups. Practise the six forms in order — yo, tú, él, nosotros, vosotros, ellos — and the pattern will settle.
When to use the preterite of descubrir
The preterite is not a single-purpose tense. Below are the five situations where you will use descubrir in the preterite most often. Each one comes with a real example, so read the rule, then say the example out loud.
1. One finished action
descubrir in the preterite describes one finished action: something you did and completed. The action is done, and the tense says so. Example: “Yo descubrí un lugar nuevo ayer.” — “I discovered a new place.”
2. A sequence of events
When several things happened one after another, each one takes the preterite. The tense moves the story forward, one finished event at a time. Example: “Él descubrió un lugar nuevo ayer.” — “He discovered a new place.”
3. An action in a finished time frame
The preterite is the tense of completed actions. When the action started and ended inside a finished period — ayer, anoche, la semana pasada — the preterite is the right choice. Example: “Nosotros descubrimos un lugar nuevo la semana pasada.” — “We discovered a new place.”
4. An interruption
When one action interrupted another, the interrupting action takes the preterite. It marks the moment the story changed. Example: “Ellos descubrieron un lugar nuevo ayer.” — “They discovered a new place.”
5. A change of state
The preterite also marks a change: the moment something started to be different. If the change itself is the point, use the preterite. Example: “Tú descubriste un lugar nuevo ayer.” — “you discovered a new place.”
Preterite Tense vs Imperfect: how to choose
The closest tense to the preterite is the imperfect, and choosing between them is one of the hardest decisions in Spanish. The rule is simple: the preterite reports one finished action, while the imperfect describes background, habits in the past, or an action that was in progress when something else happened. The three pairs below use the same verb, so the only thing that changes is the tense. Time words help: ayer and de repente point to the preterite, while mientras and todos los días in the past point to the imperfect.
Preterite Tense: “Yo descubrí un lugar nuevo ayer.” — “I discovered a new place.”
Imperfect: “Yo descubría un lugar nuevo cada mañana.” — “I used to discover a new place.”
The two sentences use the same verb and the same situation, but the tense changes what the sentence claims: one finished event versus background or a habit in the past. That difference is the whole decision.
Preterite Tense: “Él descubrió un lugar nuevo ayer.” — “He discovered a new place.”
Imperfect: “Él descubría un lugar nuevo cada mañana.” — “He used to discover a new place.”
The two sentences use the same verb and the same situation, but the tense changes what the sentence claims: one finished event versus background or a habit in the past. That difference is the whole decision.
Preterite Tense: “Nosotros descubrimos un lugar nuevo ayer.” — “We discovered a new place.”
Imperfect: “Nosotros descubríamos un lugar nuevo cada mañana.” — “We used to discover a new place.”
The two sentences use the same verb and the same situation, but the tense changes what the sentence claims: one finished event versus background or a habit in the past. That difference is the whole decision.
Example sentences: descubrir in the preterite
Read these eight sentences out loud. They cover all six persons, so by the end you will have seen every form in the table used in a real sentence. Pay attention to the words around the verb — the time expressions, the objects, the other verbs — because those are what make each sentence sound natural.
- “Yo descubrí un lugar nuevo ayer.” — “I discovered a new place.”
- “Tú descubriste un lugar nuevo ayer.” — “you discovered a new place.”
- “Él descubrió un lugar nuevo anoche.” — “He discovered a new place.”
- “Nosotros descubrimos un lugar nuevo la semana pasada.” — “We discovered a new place.”
- “Vosotros descubristeis un lugar nuevo ayer.” — “You discovered a new place.”
- “Ellos descubrieron un lugar nuevo ayer.” — “They discovered a new place.”
- “Yo descubrí un lugar nuevo esta mañana.” — “I discovered a new place.”
- “Él descubrió un lugar nuevo ayer.” — “He discovered a new place.”
Common mistakes
Guessing the past participle
A common error is writing descubrido as the past participle of descubrir. The correct participle is descubierto. That matters in every perfect tense: it is he descubierto, había descubierto, habré descubierto. Memorise the participle on its own and the perfect tenses take care of themselves.
Forgetting the accent in the preterite
The yo preterite form is descubrí, with an accent on the stressed vowel. Writing it without the accent — descubri — is a spelling error, and in speech the stress lands in the wrong place. Preterite yo forms that end in a vowel carry that accent, so check it every time you write the preterite of descubrir.
Mixing up present and preterite nosotros
For descubrir, the nosotros form is the same in the present and the preterite: descubrimos. Only the context tells you which tense is meant, so pay attention to the time words around it — cada día points to the present, ayer points to the preterite. Do not invent a different form for one of the tenses.
Confusing descubrir with desarrollar
descubrir and desarrollar look similar, and learners mix them up. They are different verbs with different meanings, so check which one the sentence needs before you conjugate. If you can substitute the English meaning of descubrir — discover — the sentence needs descubrir; if it needs the meaning of desarrollar, use that verb instead.
Using the wrong tense for descubrir
The most general mistake is choosing the wrong tense altogether: using the preterite where Spanish needs the imperfect, or the other way round. Check the time words first — ayer and la semana pasada point to the past, cada día and siempre point to the present — and then check whether the action is finished or ongoing. If you can answer those two questions, the tense usually chooses itself.
Quiz
Test yourself on the forms above. Choose the best answer, then check the key below.
1. What is the yo form of descubrir in the preterite tense?
- A. descubriste
- B. descubrió
- C. descubrimos
- D. descubrí
2. What is the tu form of descubrir in the preterite tense?
- A. descubriste
- B. descubrí
- C. descubrió
- D. descubrimos
3. What is the el form of descubrir in the preterite tense?
- A. descubrimos
- B. descubrió
- C. descubrí
- D. descubriste
4. What is the nosotros form of descubrir in the preterite tense?
- A. descubriste
- B. descubrió
- C. descubrimos
- D. descubrí
5. What is the vosotros form of descubrir in the preterite tense?
- A. descubrí
- B. descubriste
- C. descubrió
- D. descubristeis
6. What is the ellos form of descubrir in the preterite tense?
- A. descubrieron
- B. descubrí
- C. descubriste
- D. descubrió
7. What is the yo form of descubrir in the preterite tense?
- A. descubrimos
- B. descubrí
- C. descubriste
- D. descubrió
8. What is the el form of descubrir in the preterite tense?
- A. descubriste
- B. descubrimos
- C. descubrió
- D. descubrí
Answer key
- descubrí — The preterite table gives yo = descubrí.
- descubriste — The preterite table gives tu = descubriste.
- descubrió — The preterite table gives el = descubrió.
- descubrimos — The preterite table gives nosotros = descubrimos.
- descubristeis — The preterite table gives vosotros = descubristeis.
- descubrieron — The preterite table gives ellos = descubrieron.
- descubrí — The preterite table gives yo = descubrí.
- descubrió — The preterite table gives el = descubrió.
Frequently asked questions
How do you form the preterite of descubrir?
Take the stem descubr and add the preterite endings for -ir verbs. The six forms are descubrí, descubriste, descubrió, descubrimos, descubristeis and descubrieron. Copy the forms from the table above rather than building them from memory until they are automatic.
When should I use the preterite of descubrir?
Use it for actions that started and finished in the past. The five rules in the section above cover the situations you will meet most often. If the action is one finished event inside a finished time frame, the preterite is the right choice.
What is the difference between the preterite and the imperfect of descubrir?
The preterite form for yo is descubrí and the imperfect form is descubría — different forms for different meanings. The preterite reports one finished action, while the imperfect describes background or a past habit. The contrasted pairs above show the same situation in both tenses, so compare them side by side.
Is descubrir regular in the preterite?
Yes — descubrir is regular in the preterite and follows the standard -ir endings. The full conjugation of descubrir is on its main conjugation page, where every tense is covered.
Related links
- descubrir conjugation — the full conjugation of descubrir in every tense.
- descubrir examples and quiz — more sentences, dialogues and a second quiz.
- Spanish preterite tense guide — the full guide to the preterite tense.
- Spanish verbs — the Spanish hub with every verb on VerbFlow.
- Preterite conjugator — conjugate any verb in the preterite tense.
- Verb quiz — practise conjugations with timed questions.