The Meaning of ácido

Keyword: Ácido

Definition:

“Ácido” is a Spanish noun and adjective that translates to “acid” in English. As a noun, it refers to a substance with a pH less than 7, which can donate protons (H⁺ ions) in a chemical reaction. As an adjective, it describes anything that has the properties of an acid or tastes sour, such as certain foods or solutions.

Usage:

• As a noun: “El ácido clorhídrico es un compuesto químico importante en la industria.” (Hydrochloric acid is an important chemical compound in the industry.)
• As an adjective: “El sabor de este limón es ácido.” (The taste of this lemon is sour.)

Etymology:

The word “ácido” comes from the Latin “acidus,” which means “sour” or “sharp.” This Latin term relates to its nature of having a sour taste and is connected to the Proto-Indo-European root *ak-, which means “sharp” or “pointed.”

Pronunciation:

The word is pronounced as /ˈasi.ðo/ in IPA (International Phonetic Alphabet). It can be broken down as:

• “á” as [á] (stressed vowel, similar to ‘a’ in “father”),
• “ci” as [si] (soft ‘c’ followed by ‘i’),
• “do” as [ðo] (similarly to the English ’th’ sound as in “this”).

Synonyms:

• ácido (in a scientific context): sustancia ácida (acidic substance)
• ácido (as an adjective): agrio (sour), agudo (sharp)

Antonyms:

• básico (basic): referring to substances with a pH greater than 7.
• dulce (sweet): referring to foods that have a sweet taste.

Understanding “ácido” in both its noun and adjective forms can facilitate comprehension of various fields such as chemistry, gastronomy, and even linguistics.

1. El ácido en el limón le da un sabor refrescante.
   (The acid in the lemon gives it a refreshing taste.)

2. Necesitamos añadir ácido clorhídrico para la reacción química.
   (We need to add hydrochloric acid for the chemical reaction.)

3. El yogur contiene ácido láctico que es beneficioso para la salud.
   (Yogurt contains lactic acid, which is beneficial for health.)

4. El suelo ácido no es adecuado para cultivar muchas plantas.
   (Acidic soil is not suitable for growing many plants.)

5. La lluvia ácida puede dañar los ecosistemas acuáticos.
   (Acid rain can harm aquatic ecosystems.)

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