Synonyms for constant
- adjective
Most common
continuous unceasing incessant ceaseless unvarying unchanging
Synonyms by meaning
Adjective
1. Continuous — consistently recurring over time; persistent
continuous, unceasing, incessant, ceaseless, steady, perpetual, continual, unremitting, never-ending, uninterrupted, persistent, on-going, unending, unwavering, relentless, steadfast, endless, non-stop, unbroken, unfailing, unswerving, staunch, stanch US
2. Unvarying
unvarying, unchanging, changeless, immutable, static, unchangeable, unalterable, invariant, stationary, unmodifiable rare, unaltering rare, nonmodifiable rare
Other
coefficient, nonchanging rare
Definitions
- adj. 1
Consistently recurring over time; persistent.
- adj. 2
Unchanged through time or space; permanent.
Related words
Choose the right word
Constant is sometimes used in the sense of continual; but its chief uses are mental and moral.
J. C. Fernald, English Synonyms and Antonyms (1914)
Example sentences
- continuous Can you work on continuous improvement initiatives?
- incessant Incessant taunting in childhood can be traumatic.
- ceaseless Her ceaseless caterwauling alarmed every dog within a 500-foot radius.
- unceasing Beyond lay the sea, misty and purple, with its haunting, unceasing murmur.
- unchanging The stars remain, unchanging and eternal.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| constant | falling | |
| continuous | falling | |
| incessant | rising | |
| ceaseless | steady | |
| unceasing | steady | |
| unchanging | rising |
Use in printed books, per decade from 1850 to 2019.
By length
- 6 letters
- steady2, static2, stanch1
- 7 letters
- endless2, staunch1
- 8 letters
- unbroken3, unending3
- 9 letters
- perpetual4, continual4, steadfast2, incessant3, invariant4, immutable4, ceaseless2, unfailing3, unceasing3, unvarying
- 10 letters
- continuous4, persistent3, stationary4, relentless3, unwavering4, unchanging3, unswerving3, changeless, unaltering
- 11 letters
- coefficient4, unremitting4, unalterable5, nonchanging
- 12 letters
- unchangeable, unmodifiable
- 13 letters
- uninterrupted5, nonmodifiable
The small number after each word is its number of syllables (steady2 = 2 syllables).
In other languages
- Français
- constant
- Deutsch
- durchgängig