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A child intently looking through a magnifying glass at a single leaf on a wooden table.

concentrar

to focus

Complete conjugation tables and interactive practice exercises. This is a regular -ar verb.

The Spanish verb concentrar means to focus.

Present tense:

yoconcentro
concentras
él/ella/ustedconcentra
nosotrosconcentramos
vosotrosconcentráis
ellos/ellas/ustedesconcentran

Complete Conjugation Tables

Reference all tenses and moods

🔄 Conjugations

subjunctive

imperfect

ellos/ellas/ustedesconcentraran
yoconcentrara
concentraras
vosotrosconcentrarais
nosotrosconcentráramos
él/ella/ustedconcentrara

The imperfect subjunctive of concentrar (concentrara/concentrase) expresses past hypotheticals, wishes, or doubts.

Forms, examples & usage →

present

ellos/ellas/ustedesconcentren
yoconcentre
concentres
vosotrosconcentréis
nosotrosconcentremos
él/ella/ustedconcentre

The present subjunctive of concentrar (concentre, concentres, concentremos, etc.) is used for wishes, doubts, and emotions.

Forms, examples & usage →

imperative

negative

no concentres
vosotrosno concentréis
ustedesno concentren
nosotrosno concentremos
ustedno concentre

Negative commands for concentrar use the present subjunctive: ¡no concentres, no concentre, no concentremos, no concentréis, no concentren!

Forms, examples & usage →

affirmative

concentra
vosotrosconcentrad
ustedesconcentren
nosotrosconcentremos
ustedconcentre

Use the imperative of concentrar for direct commands: ¡concentra, concentre, concentremos, concentrad, concentren!

Forms, examples & usage →

indicative

conditional

ellos/ellas/ustedesconcentrarían
yoconcentraría
concentrarías
vosotrosconcentraríais
nosotrosconcentraríamos
él/ella/ustedconcentraría

The conditional of concentrar (concentraría, concentrarías, etc.) expresses hypothetical actions ('would focus').

Forms, examples & usage →

preterite

ellos/ellas/ustedesconcentraron
yoconcentré
concentraste
vosotrosconcentrasteis
nosotrosconcentramos
él/ella/ustedconcentró

The preterite of concentrar is regular: concentré, concentraste, concentró, concentramos, concentrasteis, concentraron.

Forms, examples & usage →

imperfect

ellos/ellas/ustedesconcentraban
yoconcentraba
concentrabas
vosotrosconcentrabais
nosotrosconcentrábamos
él/ella/ustedconcentraba

The imperfect of concentrar (concentraba, concentrabas, etc.) describes past habits or ongoing actions.

Forms, examples & usage →

present

ellos/ellas/ustedesconcentran
yoconcentro
concentras
vosotrosconcentráis
nosotrosconcentramos
él/ella/ustedconcentra

The present tense of concentrar (concentro, concentras, concentra, etc.) describes current actions or habits.

Forms, examples & usage →

future

ellos/ellas/ustedesconcentrarán
yoconcentraré
concentrarás
vosotrosconcentraréis
nosotrosconcentraremos
él/ella/ustedconcentrará

The future tense of concentrar (concentraré, concentrarás, etc.) expresses actions that will happen.

Forms, examples & usage →

Practice Conjugations

Test your knowledge with interactive exercises

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Take concentrar from tables to real Spanish

Conjugation tables are the start. Read 200+ illustrated and narrated Spanish stories to see 'concentrar' in action across real sentences — and build the instinct that native speakers have.