Term: orthodox sleep: a recurring sleep state during which rapid eye movements do not occur and dreaming does not occur; accounts for about 75% of normal sleep time
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: subject: the subject matter of a conversation or discussion
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: civil liberty: fundamental individual right protected by law and expressed as immunity from unwarranted governmental interference
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: directness: trueness of course toward a goal
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: superficiality: lack of depth of knowledge or thought or feeling
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: echinoderm genus: a genus of echinoderms
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: kangaroo mouse: small silky-haired pouched rodent; similar to but smaller than kangaroo rats
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: barium: a soft silvery metallic element of the alkali earth group; found in barite
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: deepwater pipefish: a fish 8 inches long; found from eastern Florida to western Caribbean
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: rill: a small channel (as one formed by soil erosion)
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: naval special warfare: the agency that provides units to conduct unconventional and counter-guerilla warfare