acinetiformadj.

Brit.

/asᵻˈniːtᵻfɔːm/, U.S.

/ˌæsəˈnidəˌfɔrm/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin Acineta , -iform comb. form.

Etymology: < scientific Latin Acineta (see acinetan adj. and n.) + -iform comb. form.

Zoology. Now historical and rare.

Designating a developmental stage resembling an acinetan; having the form of an acinetan.

ΚΠ

1855 R. Owen Lect. Compar. Anat. Invertebr. Animals (ed. 2) ii. 34 Two processes of development start from this..condition. In the one (acinetiform) process the nucleus contracts itself..and a new integument is formed, from which radiate groups of long vibratile filaments.

1877 T. H. Huxley Man. Anat. Invertebrated Animals ii. 108 Balbiani figures all the stages by which the acinetiform embryo becomes a Paramœcium.

1910 Encycl. Brit. XIV. 562/2 Small parasitic forms..were..regarded erroneously as the ‘acinetiform young’ of Ciliata.

This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021).

单词	acinetiform
释义	acinetiformadj. Brit. /asᵻˈniːtᵻfɔːm/, U.S. /ˌæsəˈnidəˌfɔrm/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin Acineta , -iform comb. form. Etymology: < scientific Latin Acineta (see acinetan adj. and n.) + -iform comb. form. Zoology. Now historical and rare. Designating a developmental stage resembling an acinetan; having the form of an acinetan. ΚΠ 1855 R. Owen Lect. Compar. Anat. Invertebr. Animals (ed. 2) ii. 34 Two processes of development start from this..condition. In the one (acinetiform) process the nucleus contracts itself..and a new integument is formed, from which radiate groups of long vibratile filaments. 1877 T. H. Huxley Man. Anat. Invertebrated Animals ii. 108 Balbiani figures all the stages by which the acinetiform embryo becomes a Paramœcium. 1910 Encycl. Brit. XIV. 562/2 Small parasitic forms..were..regarded erroneously as the ‘acinetiform young’ of Ciliata. This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021). < adj.1855
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