There are 2 main definitions of genesis in English:

genesis1

Syllabification: gen·e·sis
Pronunciation: /ˈjenəsəs
 
/

noun

[in singular]
The origin or mode of formation of something: this tale had its genesis in fireside stories
More example sentences
  • Since we know that the genesis of the story was the treasure map, can we attack the problem from this direction?
  • This book explores the genesis and development of sleep patterns at this stage of the life span.
  • It is important because it helps us to understand the genesis and evolution of the Cuban leadership.
Synonyms
origin, source, root, beginning, start
formation, development, evolution, emergence, inception, origination, creation, formulation, propagation

Origin

early 17th century: from Greek (see Genesis).

Definition of genesis in:

There are 2 main definitions of genesis in English:

Genesis2

Syllabification: Gen·e·sis
Pronunciation: /ˈjenəsis
 
/
The first book of the Bible, which includes the stories of the creation of the world, Noah’s Ark, the Tower of Babel, and the patriarchs Abraham, Isaac, Jacob, and Joseph.

Origin

late Old English, via Latin from Greek, 'generation, creation, nativity, horoscope', from the base of gignesthai 'be born or produced'. The name was given to the first book of the Old Testament in the Greek translation (the Septuagint), hence in the Latin translation (the Vulgate).

Definition of genesis in: