Simple meaning
What does Unstable mean?
not steady.
Dictionary definition
not steady and likely to change or fail.
Example sentences
Unstable in a sentence
easy
In class, we used unstable to describe what happened in the story.
medium
The worksheet asked students to explain unstable in an everyday example.
hard
During discussion, students compared how unstable changed the outcome of the situation.
Synonyms
Words like Unstable
related termSimilar meaning used in caution or problem contexts.
close wordA near meaning with small usage differences.
Antonyms
Opposite words
opposite conditionA useful contrast in meaning.
safer stateShows a more secure opposite situation.
Word family
Unstable word family
Base word
unstable
adjective
unstable
Base form.
Related words
Explore related words
Quick practice
Try Unstable
Practice 1
What does unstable mean?
Unstable means not steady.
Practice this skill
Practice vocabulary in WordHive
Use the dictionary to understand Unstable, 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.