photophobeadj.n.

Brit.

/ˈfəʊtə(ʊ)fəʊb/, U.S.

/ˈfoʊdoʊˌfoʊb/

Forms: 1800s– photophob, 1900s– photophobe.

Origin: Formed within English, by compounding. Etymons: photo- comb. form, -phobe comb. form.

Etymology: < photo- comb. form + -phobe comb. form. Compare French photophobe , adjective (1869 in Littré). Compare earlier photophobic adj. Compare photophil adj.

Biology. rare.

Having an aversion to light; tending towards darkened regions; (Botany) = scotophil adj. Also as n. Cf. photophobic adj.

ΘΚΠ

the world > life > biology > biological processes > development, growth, or degeneration > [adjective] > phase or type of life cycle

retrograde1850

photophobe1897

heterogonic1926

homogonic1926

macrocyclic1926

scotophil1949

scotophilic1960

1897 C. B. Davenport Exper. Morphol. i. 181 According as the migration is towards or from the more intensely illuminated area, we can distinguish positive (+) and negative (−) photopathy; and correspondingly we..speak of the organisms themselves as photophil or photophob. In this nomenclature I follow Graber.

1922 J. Joyce Ulysses iii. xvii. [Ithaca] 625 Its submarine fauna and flora (anacoustic, photophobe).

1953 Evolution 7 280/2 Pale individuals include a higher percentage of photophobs.

1964 Amer. Naturalist 98 302 The amount of inhibition obtained by illumination in the photophobe phase near the middle of the experimental period is not as great.

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

单词	photophobe
释义	photophobeadj.n. Brit. /ˈfəʊtə(ʊ)fəʊb/, U.S. /ˈfoʊdoʊˌfoʊb/ Forms: 1800s– photophob, 1900s– photophobe. Origin: Formed within English, by compounding. Etymons: photo- comb. form, -phobe comb. form. Etymology: < photo- comb. form + -phobe comb. form. Compare French photophobe , adjective (1869 in Littré). Compare earlier photophobic adj. Compare photophil adj. Biology. rare. Having an aversion to light; tending towards darkened regions; (Botany) = scotophil adj. Also as n. Cf. photophobic adj. ΘΚΠ the world > life > biology > biological processes > development, growth, or degeneration > [adjective] > phase or type of life cycle retrograde1850 photophobe1897 heterogonic1926 homogonic1926 macrocyclic1926 scotophil1949 scotophilic1960 1897 C. B. Davenport Exper. Morphol. i. 181 According as the migration is towards or from the more intensely illuminated area, we can distinguish positive (+) and negative (−) photopathy; and correspondingly we..speak of the organisms themselves as photophil or photophob. In this nomenclature I follow Graber. 1922 J. Joyce Ulysses iii. xvii. [Ithaca] 625 Its submarine fauna and flora (anacoustic, photophobe). 1953 Evolution 7 280/2 Pale individuals include a higher percentage of photophobs. 1964 Amer. Naturalist 98 302 The amount of inhibition obtained by illumination in the photophobe phase near the middle of the experimental period is not as great. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < adj.n.1897
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