TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

CATAGENESIS [2 records]

Record 1 2011-02-11

English

Subject field(s)
  • Petroleum Cracking
DEF

The cracking process in which organic kerogens are broken down into hydrocarbons.

CONT

It is generally accepted that hydrocarbons are formed by the thermal alteration of these kerogens (the biogenic theory). In this way, given certain conditions (which are largely temperature-dependent) kerogens will break down to form hydrocarbons through a chemical process known as cracking, or catagenesis.

OBS

catagenesis: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Craquage (Pétrole)
DEF

Phase de maturation thermique, intermédiaire entre la diagenèse et la métagenèse, qui voit la transformation du kérogène en hydrocarbure.

OBS

catagenèse : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Save record 1

Record 2 2002-03-20

English

Subject field(s)
  • Evolution (Biology)
  • Biotechnology
DEF

The retrogressive evolution of a species.

Key term(s)
  • katagenesis

French

Domaine(s)
  • Évolution (Biologie)
  • Biotechnologie
OBS

catagénèse : le suffixe «génèse» est vieilli.

Spanish

Campo(s) temático(s)
  • Evolución (Biología)
  • Biotecnología
Save record 2

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