Paradoxical sleep and Sleep

Paradoxical sleep noun - A recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep.

Sleep and paradoxical sleep are semantically related. In some cases you can use "Sleep" instead a noun phrase "Paradoxical sleep".

Sleep noun - A natural periodic loss of consciousness during which the body restores itself.

Paradoxical sleep and sleep are semantically related. Sometimes you can replace phrase "Paradoxical sleep" with "Sleep", this terms are similar.

Nearby Words: sleepy, sleeping, sleeper, sleepless, sleepiness