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Science Words in Spanish

Learn the names of scientific fields, research methods and core physical concepts.

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Scientific subjects in Spanish

La física is physics and la química is chemistry. Subject names are normally lowercase in ordinary Spanish text.

Compare these fields with the subjects in school vocabulary.

  • la cienciascience · lah SYEHN-syah
  • la biologíabiology · lah byoh-loh-HEE-ah
  • la químicachemistry · lah KEE-mee-kah
  • la físicaphysics · lah FEE-see-kah
  • la geologíageology · lah heh-oh-loh-HEE-ah
  • la astronomíaastronomy · lah ahs-troh-noh-MEE-ah
  • la ecologíaecology · lah eh-koh-loh-HEE-ah
  • la genéticagenetics · lah heh-NEH-tee-kah
  • la botánicabotany · lah boh-TAH-nee-kah
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Science Words in Spanish: full list

Review the meanings, pronunciation and usage notes, then use the printable worksheet to recall the Spanish.

Quick answer: science is la ciencia, biology is la biología, chemistry is la química, physics is la física, geology is la geología, astronomy is la astronomía, ecology is la ecología, genetics is la genética, and botany is la botánica.

Scientific subjects in Spanish

EnglishSpanishSay itChanges to
sciencela ciencialah SYEHN-syah
biologyla biologíalah byoh-loh-HEE-ah
chemistryla químicalah KEE-mee-kah
physicsla físicalah FEE-see-kah
geologyla geologíalah heh-oh-loh-HEE-ah
astronomyla astronomíalah ahs-troh-noh-MEE-ah
ecologyla ecologíalah eh-koh-loh-HEE-ah
geneticsla genéticalah heh-NEH-tee-kah
botanyla botánicalah boh-TAH-nee-kah

Spanish vocabulary for scientific research

EnglishSpanishSay itChanges to
hypothesisla hipótesislah ee-POH-teh-sees
theoryla teoríalah teh-oh-REE-ah
experimentel experimentoel ehks-peh-ree-MEHN-toh
observationla observaciónlah ohb-sehr-bah-SYOHN
evidencela evidencialah eh-bee-DEHN-syahEvidencia científica is common for scientific evidence.
data pointel datoel DAH-toh
variablela variablelah bah-RYAH-bleh
measurementla mediciónlah meh-dee-SYOHN
sample (research)la muestralah MWEHS-trah

Spanish words for matter, life and forces

EnglishSpanishSay itChanges to
atomel átomoel AH-toh-moh
moleculela moléculalah moh-LEH-koo-lah
cell (biology)la célulalah SEH-loo-lah
energyla energíalah eh-nehr-HEE-ah
forcela fuerzalah FWEHR-sah
mass (physics)la masalah MAH-sah
densityla densidadlah dehn-see-DAHD
gravityla gravedadlah grah-beh-DAHD
Science Words in Spanish chart with English meanings and Spanish answers
Science Words in Spanish chart with English meanings and Spanish answers. Download the chart · Printable worksheet · Save to Pinterest

Questions about science words in spanish

How do you say science in Spanish?

Science is ciencia. Ciencias is often used for science subjects collectively.

Are scientific subjects capitalized in Spanish?

They are normally lowercase in ordinary text: física, química and biología. Official course titles may follow their institution’s title conventions.

What is the plural of hipótesis?

The spelling stays the same: la hipótesis and las hipótesis. The article shows singular or plural.

What is the difference between dato and datos?

Dato is one piece of information or data point. Datos is its plural.

Does teoría just mean a guess in science?

No. A scientific teoría is an explanatory framework supported by evidence. Everyday speech may use the word more loosely.

Are masa and peso the same?

No. Masa is mass, while peso is weight. Scientific use distinguishes the concepts even when casual speech does not.

Keep learning Spanish

Updated · Pronunciation guides use Latin American Spanish.