VocabDictionary

boulder

/ˈboʊl.dər/intermediate Level

English Meaning & Definitions

1.noun

A large, detached rock mass, usually rounded by weathering or the action of water.

Example Sentences:
  • The hikers had to climb over a massive boulder to reach the summit.
  • The landslide left several boulders blocking the mountain road.
2.verb

To engage in the sport of bouldering, which involves climbing on large rocks or small cliffs without the use of ropes or harnesses.

Example Sentences:
  • We spent the entire weekend bouldering in the national park.
  • She loves to boulder because it tests her strength and problem-solving skills.
Share & Learn With Friends

Share “boulder” with study groups, classmates, or on your social channels.

English Synonyms & Near Equivalents

English Antonyms & Opposites

Comprehensive Thesaurus Breakdown

Compare formal, informal, literary synonyms and register nuances for “boulder”.

Thesaurus Entry
Cultural Origin & Etymology

Derived from the Middle English 'bulder', likely from the Old Swedish 'bullersten' (roaring stone), referring to the sound made by stones rolling in water or the large size of the rock. It is related to the Middle Low German 'bulder' (noise).

Memory Aid & Mnemonic

Think of a 'bold' rock that is so big it stands out in the landscape.

Frequently Asked Questions About “boulder

1. What is the meaning of “boulder” in English?

In English, boulder (noun) is defined as: “A large, detached rock mass, usually rounded by weathering or the action of water.”.

2. How do you use “boulder” in a sentence?

The hikers had to climb over a massive boulder to reach the summit.

3. What are English synonyms of “boulder”?

Common synonyms include:rock,crag,stone,monolith

4. What is the etymology and word origin of “boulder”?

Derived from the Middle English 'bulder', likely from the Old Swedish 'bullersten' (roaring stone), referring to the sound made by stones rolling in water or the large size of the rock. It is related to the Middle Low German 'bulder' (noise).