nonconstant
adjective
non·con·stant ˌnän-ˈkän(t)-stənt 
: not constant
nonconstant acceleration
especially : having a range that includes more than one value
a nonconstant mathematical function
nonconstantly adverb
Word History
First Known Use
1854, in the meaning defined above
- freeze-fracturing
- freeze-frame
- freeze-framed
- freeze-frames
- freeze-framing
- freeze-out
- freeze-up
- freezemeter
- freezeproof
- freezer
- freezer burn
- freezer locker
- freezers
- freezership
- freezes
- freezes out
- freezing
- freezing cold
- freezing mixture
- freezing out
- freezing point
- freezing process
- freezing rain
- freezing-point law
- freezingly