Dictionary > Nutation

Nutation

nutation
1. The act of nodding. So from the midmost the nutation spreads, round and more round, o’er all the sea of heads. (pope)
2. (Science: astronomy) A very small libratory motion of the earth’s axis, by which its inclination to the plane of the ecliptic is constantly varying by a small amount.
3. (Science: botany) The motion of a flower in following the apparent movement of the sun, from the east in the morning to the west in the evening. Circumnutation.
Origin: L. Nutatio a nodding, fr. Nutare to nod: cf. F. Nutation.


You will also like...

DNA molecule
Genetic Control – On and Off Genes

Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..

Psychiatry and mental disorders
Psychiatry & Mental Disorders

Different mental disorders are described here. Read this tutorial to get an overview of schizophrenia, affective mood di..

Sigmund Freud and Carl Gustav Jung
Sigmund Freud and Carl Gustav Jung

In this tutorial, the works of Carl Gustav Jung and Sigmund Freud are described. Both of them actively pursued the way h..

Hormone Production
Hormone Production

Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..

Pollution in Freshwater Ecosystems
Pollution in Freshwater Ecosystems

There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..

Water Cycle
The Water Cycle

The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..