🚀 Inglés Científico: 25 Verbos Clave para Brillar en el TOEFL

¿Estás preparándote para el TOEFL y te cuesta entender el lenguaje científico en inglés?
No estás sola: en la sección de lectura y escucha del examen, los textos científicos pueden ser todo un desafío si no dominás el vocabulario técnico.

Por eso, hoy te traigo una lista de 25 verbos esenciales usados en ciencias, con su pronunciación, significado en inglés y español. Estos verbos no solo aparecen en textos académicos, ¡también son clave para que tus respuestas suenen más profesionales! 🔬🧠

🔬 25 Verbs Used in Science (TOEFL Edition)

Verb	Pronunciation	English Meaning	Español
Analyze	/ˈæ.nə.laɪz/	To examine something in detail to understand it.	Analizar
Demonstrate	/ˈdɛ.mən.streɪt/	To show or prove something clearly.	Demostrar
React	/riˈækt/	To undergo a chemical or physical change.	Reaccionar
Measure	/ˈmɛʒ.ər/	To determine size, amount, or degree.	Medir
Compare	/kəmˈpeər/	To examine similarities and differences.	Comparar
Determine	/dɪˈtɜː.mɪn/	To establish something exactly.	Determinar
Illustrate	/ˈɪ.lə.streɪt/	To explain using visuals or examples.	Ilustrar
Conduct	/kənˈdʌkt/	To carry out research or an experiment.	Realizar
Observe	/əbˈzɜːv/	To watch carefully.	Observar
Record	/rɪˈkɔːd/	To write down data or results.	Registrar
Indicate	/ˈɪn.dɪ.keɪt/	To show something is likely or true.	Indicar
Alter	/ˈɔːl.tər/	To change slightly.	Modificar
Expand	/ɪkˈspænd/	To increase in size or number.	Expandirse
Contract	/kənˈtrækt/	To decrease in size.	Contraerse
Dissolve	/dɪˈzɒlv/	To mix into a liquid and form a solution.	Disolver
Absorb	/əbˈzɔːb/	To take in a substance or energy.	Absorber
Emit	/ɪˈmɪt/	To release heat, light, gas, etc.	Emitir
Predict	/prɪˈdɪkt/	To state what will happen based on evidence.	Predecir
Vary	/ˈveə.ri/	To change depending on the conditions.	Variar
Classify	/ˈklæs.ɪ.faɪ/	To group based on shared traits.	Clasificar
Calculate	/ˈkæl.kjʊ.leɪt/	To compute using math.	Calcular
Replicate	/ˈre.plɪ.keɪt/	To repeat an experiment.	Repetir
Detect	/dɪˈtekt/	To discover or identify something hidden.	Detectar
Generate	/ˈdʒen.ə.reɪt/	To produce or create.	Generar
Transform	/trænsˈfɔːm/	To completely change form or nature.	Transformar

🔍 1. Analyze /ˈæ.nə.laɪz/

Noun: Analysis
Adjective: Analytical
Adverb: Analytically
Synonyms: Examine, Study, Inspect
Antonyms: Ignore, Neglect

👩‍🏫 2. Demonstrate /ˈdɛ.mən.streɪt/

Noun: Demonstration
Adjective: Demonstrative
Adverb: Demonstratively
Synonyms: Show, Display, Prove
Antonyms: Hide, Conceal

⚗️ 3. React /riˈækt/

Noun: Reaction
Adjective: Reactive
Adverb: Reactively
Synonyms: Respond, Act
Antonyms: Ignore, Overlook

📏 4. Measure /ˈmɛʒ.ər/

Noun: Measurement
Adjective: Measurable
Adverb: Measurably
Synonyms: Assess, Gauge, Evaluate
Antonyms: Guess, Estimate (vaguely)

⚖️ 5. Compare /kəmˈpeər/

Noun: Comparison
Adjective: Comparable
Adverb: Comparatively
Synonyms: Contrast, Match, Examine
Antonyms: Differentiate, Distinguish

🔎 6. Determine /dɪˈtɜː.mɪn/

Noun: Determination
Adjective: Determined
Adverb: Determinedly
Synonyms: Establish, Decide
Antonyms: Hesitate, Waver

🖼️ 7. Illustrate /ˈɪ.lə.streɪt/

Noun: Illustration
Adjective: Illustrative
Adverb: Illustratively
Synonyms: Explain, Depict, Clarify
Antonyms: Confuse, Obscure

🧪 8. Conduct /kənˈdʌkt/

Noun: Conduction
Adjective: Conductive
Adverb: Conductively
Synonyms: Perform, Carry out, Execute
Antonyms: Neglect, Ignore

👀 9. Observe /əbˈzɜːv/

Noun: Observation
Adjective: Observant
Adverb: Observantly
Synonyms: Watch, Notice, Monitor
Antonyms: Overlook, Ignore

📋 10. Record /rɪˈkɔːd/

Noun: Record
Adjective: Recorded
Adverb: —
Synonyms: Log, Register, Document
Antonyms: Erase, Delete

📍 11. Indicate /ˈɪn.dɪ.keɪt/

Noun: Indication
Adjective: Indicative
Adverb: Indicatively
Synonyms: Show, Signal, Reveal
Antonyms: Conceal, Hide

🔧 12. Alter /ˈɔːl.tər/

Noun: Alteration
Adjective: Altered
Adverb: —
Synonyms: Change, Modify, Adjust
Antonyms: Preserve, Maintain

➕ 13. Expand /ɪkˈspænd/

Noun: Expansion
Adjective: Expandable
Adverb: Expansively
Synonyms: Enlarge, Broaden, Increase
Antonyms: Contract, Shrink

➖ 14. Contract /kənˈtrækt/

Noun: Contraction
Adjective: Contracted
Adverb: —
Synonyms: Shrink, Narrow
Antonyms: Expand, Enlarge

💧 15. Dissolve /dɪˈzɒlv/

Noun: Dissolution
Adjective: Dissolvable
Adverb: —
Synonyms: Melt, Disperse
Antonyms: Solidify, Coagulate

🧽 16. Absorb /əbˈzɔːb/

Noun: Absorption
Adjective: Absorbent
Adverb: Absorbingly
Synonyms: Soak up, Take in
Antonyms: Release, Repel

🔥 17. Emit /ɪˈmɪt/

Noun: Emission
Adjective: Emissive
Adverb: —
Synonyms: Release, Give off
Antonyms: Absorb, Contain

🔮 18. Predict /prɪˈdɪkt/

Noun: Prediction
Adjective: Predictable
Adverb: Predictably
Synonyms: Foresee, Anticipate
Antonyms: Doubt, Misinterpret

🔄 19. Vary /ˈveə.ri/

Noun: Variation
Adjective: Variable
Adverb: Variably
Synonyms: Change, Alter
Antonyms: Stabilize, Maintain

🗂️ 20. Classify /ˈklæs.ɪ.faɪ/

Noun: Classification
Adjective: Classified
Adverb: —
Synonyms: Categorize, Sort, Organize
Antonyms: Mix, Confuse

📐 21. Calculate /ˈkæl.kjʊ.leɪt/

Noun: Calculation
Adjective: Calculable
Adverb: Calculably
Synonyms: Compute, Estimate, Evaluate
Antonyms: Guess, Approximate

🧬 22. Replicate /ˈre.plɪ.keɪt/

Noun: Replication
Adjective: Replicated
Adverb: —
Synonyms: Repeat, Duplicate
Antonyms: Deviate, Distort

🕵️‍♀️ 23. Detect /dɪˈtekt/

Noun: Detection
Adjective: Detectable
Adverb: Detectably
Synonyms: Discover, Identify
Antonyms: Miss, Overlook

⚙️ 24. Generate /ˈdʒen.ə.reɪt/

Noun: Generation
Adjective: Generative
Adverb: Generatively
Synonyms: Produce, Create
Antonyms: Destroy, Eliminate

🔁 25. Transform /trænsˈfɔːm/

Noun: Transformation
Adjective: Transformative
Adverb: Transformatively
Synonyms: Change, Convert, Modify

Antonyms: Preserve, Maintain

Dominar estos 25 verbos no solo te va a ayudar a entender mejor los textos de ciencia en el TOEFL, sino que también te va a dar confianza para escribir y hablar con vocabulario más preciso y profesional.

El inglés científico no tiene por qué ser un obstáculo. Con recursos claros y práctica constante, podés convertirlo en una herramienta a tu favor. 💪📚

👉 Descargá el PDF gratuito con esta lista completa para seguir estudiando desde donde quieras: https://drive.google.com/file/d/16fHDZW1PBMna65jTHf9aJfI1vZErhSi5/view?usp=sharing

Y si te gustó este contenido, ¡compartilo y ayudame a llegar a más estudiantes que quieren aprender ciencia con propósito!

🧠 Actividad final para practicar: “Adiviná el verbo”

Instrucciones: Leé la definición o el ejemplo y escribí el verbo correcto.
(También podés convertirlo en tarjetas o usarlo como juego en el aula).

🔍 “To carefully watch something during an experiment.” → __________
🔁 “To repeat an experiment to confirm the results.” → __________
🧪 “To mix a substance into a liquid until it disappears.” → __________
📈 “To figure out an amount using math.” → __________
💡 “To show clearly that something is true.” → __________
🔥 “To release gas, light, or heat.” → __________
🎯 “To find out or identify the presence of something.” → __________
⚙️ “To change slightly, but not completely.” → __________
⚖️ “To check what’s similar or different between two things.” → __________
🌡️ “To increase in size, volume or quantity.” → __________

✍️ ¿Querés un tip extra? Armá tus propias oraciones usando al menos 5 de estos verbos para practicar tu writing.

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