unfathomable

insondable

ADJECTIVE

(immeasurable)-insondable

Synonyms for unfathomable

ADJECTIVE

(impossible to understand)-incomprensible

Synonyms for unfathomable

Antonyms for unfathomable

understandable

comprensible

Other Dictionaries

Explore the meaning of unfathomable in our family of products.

Dictionary.com

What is the definition of “unfathomable”?

Thesaurus.com

What are synonyms of “unfathomable”?

Vocabulary.com

What does “unfathomable” mean?

FrenchDictionary.com

How do you say “unfathomable” in French?

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

SpanishDictionary.com is the world's most popular Spanish-English dictionary, translation, and learning website.

Ver en español en inglés.com

FEATURES

ABOUT

SOCIAL NETWORKS

APPS

Making educational experiences better for everyone.

English dictionary and learning for Spanish speakers

French-English dictionary, translator, and learning

Immersive learning for 25 languages

Comprehensive resource for word definitions and usage

Essential reference for synonyms and antonyms

Adaptive learning for English vocabulary

Fast, easy, reliable language certification

Fun educational games for kids

Trusted tutors for 300+ subjects

Comprehensive K-12 personalized learning

Marketplace for millions of educator-created resources

35,000+ worksheets, games, and lesson plans