What is the meaning of the word "laterally"?

Definitions:

  1. in a lateral direction or location copy to clipboard adverb
    • the body is spindleshaped and only slightly compressed laterally copy to clipboard
  2. to or by or from the side copy to clipboard adverb
    • such women carry in their heads kinship knowledge of six generations depth and extending laterally among consanguineal kin as far as the grandchildren of second cousin copy to clipboard