Adjective
nondeclarative (not comparable)
(computing) Not declarative; procedural
An example of a nondeclarative memory would be a task that we can do without consciously thinking about it, such as riding a bike. Source: Internet
Procedural memories are a form of nondeclarative memory, so they would most benefit from slow-wave, or NREM sleep. Source: Internet
The subjects who engaged in REM sleep performed significantly better, indicating that REM sleep facilitated the consolidation of nondeclarative memories. Source: Internet