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单词 cyclomorphosis
释义

> as lemmas

cyclomorphosis
cyclomorphosis n.
Brit. /ˌsʌɪklə(ʊ)ˈmɔːfəsɪs/
,
/ˌsʌɪklə(ʊ)mɔːˈfəʊsɪs/
,
/ˌsɪklə(ʊ)ˈmɔːfəsɪs/
,
/ˌsɪklə(ʊ)mɔːˈfəʊsɪs/
,
U.S. /ˌsaɪkloʊˈmɔrfəsəs/
,
/ˌsɪkloʊˈmɔrfəsəs/
[ < German cyclomorphose (R. Lauterborn 1904, in Verh. Naturh.-Med. Ver., Heidelberg VII. 614), occasionally used in English] Biology the phenomenon in certain organisms, esp. planktonic animals, of undergoing recurrent seasonal changes in form.
ΘΚΠ
the world > life > biology > biological processes > development, growth, or degeneration > [noun] > life cycle > metamorphosis
metamorphosis1665
pleomorphism1854
allomorphosis1860
polyeidism1866
metamorphose1870
morphosis1882
pleomorphy1882
metaboly1890
cyclomorphosis1926
1926 C. Wesenberg-Lund in K. Dansk. Videnskab. Skr. (Natur. & Math.) 8th Ser. XI. 127 The cyclomorphose [in Daphnia cucullata] has been thoroughly studied in many lakes.
1930 K. Dansk. Videnskab. Skr. (Natur. & Math.) 9th Ser. II. 38 The cyclomorphosis is a process of senility.
1930 K. Dansk. Videnskab. Skr. (Natur. & Math.) 9th Ser. II. 37 In the seasonal variations or cyclomorphoses Lauterborn saw accommodations to variations in the external medium.
1939 Q. Rev. Biol. 19 XIV. 137/1 The phenomenon of cyclomorphosis among plankton organisms is particularly well exemplified in fresh-water Cladocera, especially in the group Daphnia cucullata and D. longispina.
1961 S. C. Kendeigh Animal Ecol. vi. 60/1 An interesting phenomenon is cyclomorphosis, a seasonal change in body form that develops in many plankton organisms.
extracted from cyclo-comb. form
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as lemmas
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