phytogenicadj.

Brit.

/ˌfʌɪtəʊˈdʒɛnɪk/, U.S.

/ˌfaɪdəˈdʒɛnɪk/

Origin: Formed within English, by compounding. Etymons: phyto- comb. form, -genic comb. form.

Etymology: < phyto- comb. form + -genic comb. form. Compare French phytogénique (rare; 1862 designating a period in biological history). Compare earlier phytogenous adj., zoogenic adj.

Formed by or derived from plants.In quot. 1875: (apparently) productive of plant forms.

ΘΚΠ

the world > plants > [adjective] > of vegetable origin

plantigenous1671

phytogenous1858

phytogenic1875

plant-based1960

the world > the earth > structure of the earth > constituent materials > rock > concretion or petrifaction > [adjective] > organic material > vegetable material

phytogenous1858

phytogenic1875

1875 A. Winchell Syllabus Course Lect. Geol. 13 Great phytogenic periods of the world's history.

1878 P. H. Lawrence tr. B. von Cotta Rocks Classified (new ed.) 352 Phytogenic deposits are such as consist chiefly of vegetable substances.

1932 G. W. Robinson Soils xv. 299 Soils of the phytogenic division are mainly developed in the temperate zones under a wide range of humidity. They are characterised by conditions which favour the accumulation of organic matter in the soil.

1958 W. S. Cooper Coastal Sand Dunes Oregon & Washington 136 Phytogenic dune development in the ‘postglacial’ past must..have been essentially the same as it is today.

2002 Halifax (Nova Scotia) Daily News (Nexis) 2 Dec. (Matinee section) 22 The Phytogenic Hormone Solution: Restoring Your Delicate Balance with Compounded Natural Hormones (Villard) covers similar ground, with a focus on hormones derived from plants.

This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).

单词	phytogenic
释义	phytogenicadj. Brit. /ˌfʌɪtəʊˈdʒɛnɪk/, U.S. /ˌfaɪdəˈdʒɛnɪk/ Origin: Formed within English, by compounding. Etymons: phyto- comb. form, -genic comb. form. Etymology: < phyto- comb. form + -genic comb. form. Compare French phytogénique (rare; 1862 designating a period in biological history). Compare earlier phytogenous adj., zoogenic adj. Formed by or derived from plants.In quot. 1875: (apparently) productive of plant forms. ΘΚΠ the world > plants > [adjective] > of vegetable origin plantigenous1671 phytogenous1858 phytogenic1875 plant-based1960 the world > the earth > structure of the earth > constituent materials > rock > concretion or petrifaction > [adjective] > organic material > vegetable material phytogenous1858 phytogenic1875 1875 A. Winchell Syllabus Course Lect. Geol. 13 Great phytogenic periods of the world's history. 1878 P. H. Lawrence tr. B. von Cotta Rocks Classified (new ed.) 352 Phytogenic deposits are such as consist chiefly of vegetable substances. 1932 G. W. Robinson Soils xv. 299 Soils of the phytogenic division are mainly developed in the temperate zones under a wide range of humidity. They are characterised by conditions which favour the accumulation of organic matter in the soil. 1958 W. S. Cooper Coastal Sand Dunes Oregon & Washington 136 Phytogenic dune development in the ‘postglacial’ past must..have been essentially the same as it is today. 2002 Halifax (Nova Scotia) Daily News (Nexis) 2 Dec. (Matinee section) 22 The Phytogenic Hormone Solution: Restoring Your Delicate Balance with Compounded Natural Hormones (Villard) covers similar ground, with a focus on hormones derived from plants. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < adj.1875
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