non-rapid eye movement non-rap·id eye movement (nŏn-rāp’ĭd)
Abbr. NREM Slow oscillation of the eyes during the portion of the sleep cycle when no dreaming occurs.
[rey-tuh-buh l] /ˈreɪ tə bəl/ adjective 1. capable of being or appraised. 2. proportional: ratable distribution of wealth. /ˈreɪtəbəl/ adjective 1. able to be rated or evaluated 2. (Brit) (of property) liable to payment of rates adj. also rateable, c.1500, from rate (v.2) + -able.
[rash-uh-nl, rash-nl] /ˈræʃ ə nl, ˈræʃ nl/ adjective 1. agreeable to reason; reasonable; sensible: a rational plan for economic development. 2. having or exercising reason, sound judgment, or good sense: a calm and rational negotiator. 3. being in or characterized by full possession of one’s reason; sane; lucid: The patient appeared perfectly rational. 4. endowed […]
[rash-uh-nl-iz-uh m] /ˈræʃ ə nlˌɪz əm/ noun 1. the principle or habit of accepting reason as the supreme authority in matters of opinion, belief, or conduct. 2. Philosophy. 3. Theology. the doctrine that human reason, unaided by divine revelation, is an adequate or the sole guide to all attainable religious truth. 4. Architecture. (often initial […]
[ree-ak-tiv] /riˈæk tɪv/ adjective 1. tending to . 2. pertaining to or characterized by reaction. 3. Electricity. pertaining to or characterized by reactance. /rɪˈæktɪv/ adjective 1. readily partaking in chemical reactions: sodium is a reactive metal, free radicals are very reactive 2. of, concerned with, or having a reactance 3. responsive to stimulus 4. (of […]