英语词汇“zootheca”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

zootheca n.

Brit.

/ˌzuːə(ʊ)ˈθiːkə/

/ˌzəʊə(ʊ)ˈθiːkə/

U.S.

/ˌzoʊəˈθikə/

/ˌzuəˈθikə/

(plural zoothecæ) [after scientific Latin zootheca (1850 or earlier; rare)] now rare (in algae, fungi, and various lower plants) a cell or other structure containing one or more zoospores; (in some colonial invertebrates) a sheath enclosing a zooid.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > spore > structure containing

zootheca1852

sporocyst1861

sporangiolum1895

1852 J. H. Balfour Class Bk. Bot. I. iv. 349 (caption) Antheridium, or Zootheca of a Sea-weed (Fucus serratus), containing phytozoa.

1861 R. Bentley Man. Bot. i. v. 376 The antheridium..is filled at maturity with a number of minute cells, which have been termed zoothecæ.

1908 H. Osborn Econ. Zool. iii. 50 Where the individual zoid is included in a hard covering, this may be known as zootheca.

2016 T. N. Molodtsova et al. in S. Goffredo & Z. Dubinsky Cnidaria, Past, Present & Future xxv. 403/2 When the juveniles reach about 1 mm, they leave the zootheca and start building a mucus tube attached to the main stem of the hydroid colony.

单词	zootheca
释义	> as lemmas zootheca zootheca n. Brit. /ˌzuːə(ʊ)ˈθiːkə/ , /ˌzəʊə(ʊ)ˈθiːkə/ , U.S. /ˌzoʊəˈθikə/ , /ˌzuəˈθikə/ (plural zoothecæ) [after scientific Latin zootheca (1850 or earlier; rare)] now rare (in algae, fungi, and various lower plants) a cell or other structure containing one or more zoospores; (in some colonial invertebrates) a sheath enclosing a zooid. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > spore > structure containing zootheca1852 sporocyst1861 sporangiolum1895 1852 J. H. Balfour Class Bk. Bot. I. iv. 349 (caption) Antheridium, or Zootheca of a Sea-weed (Fucus serratus), containing phytozoa. 1861 R. Bentley Man. Bot. i. v. 376 The antheridium..is filled at maturity with a number of minute cells, which have been termed zoothecæ. 1908 H. Osborn Econ. Zool. iii. 50 Where the individual zoid is included in a hard covering, this may be known as zootheca. 2016 T. N. Molodtsova et al. in S. Goffredo & Z. Dubinsky Cnidaria, Past, Present & Future xxv. 403/2 When the juveniles reach about 1 mm, they leave the zootheca and start building a mucus tube attached to the main stem of the hydroid colony. extracted from zoo-comb. form < as lemmas
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> as lemmas