Simple meaning
What does Substantial mean?
large and important.
Dictionary definition
large in amount, value, or importance.
Example sentences
Substantial in a sentence
easy
The class used substantial to describe the result in simple words.
medium
In reading, we compared two passages and discussed why one description seemed more substantial.
hard
During group work, students explained how substantial changed the meaning and evaluation of the information.
Synonyms
Words like Substantial
similar wordClose in meaning, but usage can depend on context.
related termUsed in similar descriptions with small differences.
Antonyms
Opposite words
opposite qualityA useful contrast in descriptive meaning.
different conditionShows a contrasting state or level.
Word family
Substantial word family
Base word
substantial
adjective
substantial
Base form.
Related words
Explore related words
Quick practice
Try Substantial
Practice 1
What does substantial mean?
Substantial means large and important.
Practice this skill
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Use the dictionary to understand Substantial, then move into short activities matched to the skills on this page.
Learning paths
- Define the Word Hive for word meanings.
- Synonym Search for word choice.
- Context Clue Challenge for sentence clues.
- Buzz Between for homophones and listening.
- Hive Builder for roots, prefixes, and suffixes.