ARN

Popularity
500+ learners.
ARN
An abbreviation is the shortened form of a word or group of words (e.g., "UFO" = "unidentified flying object"; "p." = "page").
abbreviation
a. RNA
Tanto el ADN como el ARN están formados por cadenas de nucleótidos y desempeñan un papel esencial en la síntesis de proteínas.Both DNA and RNA are made up of chains of nucleotides and play an essential role in protein synthesis.
Copyright © 2025 Dictionary Media Group, Inc.
Examples
Machine Translators
Translate ARN using machine translators
See Machine Translations
Random Word
Roll the dice and learn a new word now!
Get a Word
Want to Learn Spanish?
Spanish learning for everyone. For free.
Translation
The world’s largest Spanish dictionary
Conjugation
Conjugations for every Spanish verb
Vocabulary
Learn vocabulary faster
Grammar
Learn every rule and exception
Pronunciation
Native-speaker video pronunciations
Word of the Day
el brindis
toast
Why use the SpanishDictionary.com dictionary?

THE BEST SPANISH-ENGLISH DICTIONARY

Get More than a Translation

Get conjugations, examples, and pronunciations for millions of words and phrases in Spanish and English.

WRITTEN BY EXPERTS

Translate with Confidence

Access millions of accurate translations written by our team of experienced English-Spanish translators.

SPANISH AND ENGLISH EXAMPLE SENTENCES

Examples for Everything

Search millions of Spanish-English example sentences from our dictionary, TV shows, and the internet.

REGIONAL TRANSLATIONS

Say It like a Local

Browse Spanish translations from Spain, Mexico, or any other Spanish-speaking country.
Word of the Day
toast
el brindis
SpanishDictionary.com is the world's most popular Spanish-English dictionary, translation, and learning website.
FEATURES
Translation
Conjugation
Vocabulary
Learn Spanish
Grammar
Word of the Day
ABOUT
About Us
Privacy
Terms
Site Map
Help
Contact Us
SOCIAL NETWORKS
Facebook
X
X
Instagram
APPS
Apple
iOS
Android
Android
IXL learning logo
Dictionary Media Group logo

IXL Learning's Dictionary Media Group reaches over 500,000,000 learners each year.

French-English dictionary, translator, and learning

English dictionary and learning for Spanish speakers

English dictionary and learning for French speakers

Comprehensive resource for word definitions and usage

Essential reference for synonyms and antonyms

Comprehensive K-12 personalized learning

Adaptive learning for English vocabulary

Immersive learning for 25 languages

Marketplace for millions of educator-created resources

35,000+ worksheets, games, and lesson plans

Fun educational games for kids

Fast, easy, reliable language certification

Trusted tutors for 300+ subjects

Bite-sized daily word games

Playful tools to learn multiplication

Copyright © 2025 Dictionary Media Group, Inc., a division of IXL Learning • All Rights Reserved.