| 释义 |
abiogenic, a.|ˌeɪbaɪəʊˈdʒɛnɪk|
[f. as abiogenesis: see -genic.]
Not derived from living organisms; occurring independently of life or life processes, but perhaps preceding or leading to them. Opp. biogenic a. 2.
189119th Cent. Jan. 18 This method of creation may..have been repeated.. with abiogenic germs. 1957A. Synge tr. Oparin's Orig. Life on Earth (ed. 3) v. 153 During..those many millions of years which separate the time of the formation of the Earth from the appearance of life on it, there took place the abiogenic, organic-chemical evolution of carbon compounds. 1968Proc. R. Soc. B. CLXXI. 54 The land surface..may have provided ideal conditions for the abiogenic synthesis of organic compounds. 1973B. J. Williams Evolution & Human Origins vii. 94/1 The abiogenic production of organic molecules. 1983Precambrian Res. XXIII. 1 (heading) Ancient microspheres: abiogenic, protobiogenic, or biogenic?
Hence abioˈgenically adv. = abiogenetically adv., abiotically adv.
1965Proc. R. Soc. A. CCLXXXVIII. 441 Many of the present-day biologically important molecules have been constructed abiogenically from the primeval atmosphere. 1971Nature 10 Sept. 136/2 When life started, the principal mode of metabolism is thought to have been anaerobic fermentation of organic compounds which had formed abiogenically in the primaeval environment. |