Dictionary Workbench Ondict

X chromosome

Dictionary entry view. Switch to definition mode above when you know the meaning but not the word.

X chromosome

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++X chro·mo·some /ˈeks ˌkrəʊməsəʊm $ -ˌkroʊməsoʊm/ noun  [countable]HBM a type of chromosome that exists in pairs in female cells, and together with a Y chromosome in male cells X 染色体
Examples from the Corpus
X chromosomeIn heterozygous females, pre-B cells whose active X chromosome expresses the mutant gene would not terminally differentiate and proliferate.Consequently, a Cain gene on an X chromosome can safety kill the Y chromosome and not risk suicide.Females may be variably affected by virtue of random inactivation of the X chromosome.The pattern arises, we now know, because the gene is carried on the X chromosome.It is carried on the X chromosome.The gene is found on the X chromosome, males being more severely affected than females.
X chro·mo·some nounChineseSyllable
exists a Corpus type chromosome that of


X chromosome
X chromosome /ˈeks ˌkrəʊməsəʊm $ -ˌkroʊməsoʊm/ noun
[countable] a type of chromosome that exists in pairs in female cells, and together with a Y chromosome in male cells


X chromosomeBrE /ˈeks krəʊməsəʊm/ 🔊NAmE /ˈeks kroʊməsoʊm/ 🔊 noun (biology 生物) a sex chromosome. Two X chromosomes exist in the cells of human females. In human males each cell has one X chromosome and one Y chromosome. * X 染色体