XX

Pronunciation (US):

(GB):

 Dictionary entry overview: What does XX mean? 

• XX (noun)
  The noun XX has 2 senses:

1. the cardinal number that is the sum of nineteen and one

2. (genetics) normal complement of sex chromosomes in a female

  Familiarity information: XX used as a noun is rare.

• XX (adjective)
  The adjective XX has 1 sense:

1. denoting a quantity consisting of 20 items or units

  Familiarity information: XX used as an adjective is very rare.

 Dictionary entry details 

• XX (noun)

Sense 1

Meaning:

The cardinal number that is the sum of nineteen and one

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

20; twenty; XX

Hypernyms ("XX" is a kind of...):

large integer (an integer equal to or greater than ten)

Sense 2

Meaning:

(genetics) normal complement of sex chromosomes in a female

Classified under:

Nouns denoting body parts

Hypernyms ("XX" is a kind of...):

sex chromosome ((genetics) a chromosome that determines the sex of an individual)

Domain category:

genetic science; genetics (the branch of biology that studies heredity and variation in organisms)

• XX (adjective)

Sense 1

Meaning:

Denoting a quantity consisting of 20 items or units

Synonyms:

20; twenty; xx

Similar:

cardinal (being or denoting a numerical quantity but not order)

 Context examples 

Most complete moles (>90%) have a 46,XX karyotype and the rest 46,XY karyotype.

(Complete Hydatidiform Mole, NLM, Medical Subject Headings)

Lipopolysaccharide (LPS) from XX bacteria induces a wide range of inflammatory responses, including the response of alveolar macrophages to bacteria in the lungs.

(Beta-Catenin Accumulation Pathway, NCI Thesaurus/BIOCARTA)