• without life [adj]
  • (formerly) noting or pertaining to the Precambrian Era, esp. that part formerly believed to precede the first appearance of life; Archean
  • of, pertaining to, or characteristic of the azo group
  • having no living beings
  • or relating to the part of geologic time that antedates life compare archean 1
  • pertaining to geologic time before the appearance of life [adj]