Nerodia sipedon
— Noun
– English
~ in some classifications placed in the genus Nerodia; western United States snake that seldom ventures far from water
Natrix sipedon
— Noun
– English
~ in some classifications placed in the genus Nerodia; western United States snake that seldom ventures far from water
Nykøbing Sjælland
— Noun
– Danish
~ by i Danmark, set som geografisk område
NREM sleep
— Noun
– English
~ 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
nonrapid eye movement sleep
— Noun
– English
~ 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
night snake
— Noun
– English
~ nocturnal prowler of western United States and Mexico
northern snakehead
— Noun
– English
~ a voracious freshwater fish that is native to northeastern China; can use fin to walk and can survive out of water for three days; a threat to American populations of fish
Nørre Snede
— Noun
– Danish
~ by i Danmark, set som geografisk område
Northern snow bedstraw
— Noun
– English
~ North American stoloniferous perennial having white flowers; sometimes used as an ornamental
national socialism
— Noun
– English
~ a form of socialism featuring racism and expansionism and obedience to a strong leader
naproxen sodium
— Noun
– English
~ a nonsteroidal anti-inflammatory drug (trademarks Aleve and Anaprox and Aflaxen) that fights pain and inflammation
night soil
— Noun
– English
~ human excreta used as fertilizer
null space
— Noun
– English
~ a space that contains no points; and empty space
native speaker
— Noun
– English
~ a speaker of a particular language who has spoken that language since earliest childhood; "native speakers of French"
nominating speech
— Noun
– English
~ an address (usually at a political convention) proposing the name of a candidate to run for election; "the nomination was brief and to the point"
needle spike rush
— Noun
– English
~ fine-leaved aquatic spike rush; popular as aerator for aquariums
nervus spinalis
— Noun
– English
~ any of the 31 pairs of nerves emerging from each side of the spinal cord (each attached to the cord by two roots: ventral and dorsal)