polytenizev.

Brit.

/ˌpɒlɪˈtiːnʌɪz/, U.S.

/ˌpɑliˈtiˌnaɪz/

Forms: 1900s– polytenise, 1900s– polytenize.

Origin: Formed within English, by derivation. Etymons: polytene adj., -ize suffix.

Etymology: < polytene adj. + -ize suffix, after polytenization n.

Cell Biology.

1. intransitive. To undergo polytenization.

ΚΠ

1973 Proc. National Acad. Sci. U.S.A. 70 1362/1 In the male there is only one X chromosome, and when this polytenizes it possesses only half the number of strands present in each of the synapsed autosome pairs.

1990 Chromosoma 99 24 This element mainly consists of constitutive heterochromatin which does not polytenize.

2. transitive. To subject to polytenization; to make polytene.

ΚΠ

1985 Jrnl. Cell Biol. 101 79 The micronuclear chromosomes are polytenized during the first 20 h of macronuclear development.

1989 Proc. National Acad. Sci. U.S.A. 86 3256/1 Two organisms with different morphological characteristics have been shown to possess small linear DNA molecules in their macronuclei, and at least one of these polytenizes its chromosomes during macronuclear development.

This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polytenize
释义	polytenizev. Brit. /ˌpɒlɪˈtiːnʌɪz/, U.S. /ˌpɑliˈtiˌnaɪz/ Forms: 1900s– polytenise, 1900s– polytenize. Origin: Formed within English, by derivation. Etymons: polytene adj., -ize suffix. Etymology: < polytene adj. + -ize suffix, after polytenization n. Cell Biology. 1. intransitive. To undergo polytenization. ΚΠ 1973 Proc. National Acad. Sci. U.S.A. 70 1362/1 In the male there is only one X chromosome, and when this polytenizes it possesses only half the number of strands present in each of the synapsed autosome pairs. 1990 Chromosoma 99 24 This element mainly consists of constitutive heterochromatin which does not polytenize. 2. transitive. To subject to polytenization; to make polytene. ΚΠ 1985 Jrnl. Cell Biol. 101 79 The micronuclear chromosomes are polytenized during the first 20 h of macronuclear development. 1989 Proc. National Acad. Sci. U.S.A. 86 3256/1 Two organisms with different morphological characteristics have been shown to possess small linear DNA molecules in their macronuclei, and at least one of these polytenizes its chromosomes during macronuclear development. This is a new entry (OED Third Edition, September 2006; most recently modified version published online March 2022). < v.1973
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