WordLens

domain

1 of 1noun
/doʊˈmeɪn/
Forms:domains
1

a territory or area under the control or authority of a ruler or government

  • The castle stood at the heart of the king's domain.
  • That island once formed part of the empire's vast domain.
  • Local lords governed their own domains independently.
  • The duke expanded his domain through conquest.
  • The fortress marked the boundary of the ruler's domain.
Synonyms:
2

the last characters of a website's address such as '.com', '.org', etc.

C1
  • The website's domain is crucial for establishing its online identity and presence.
  • He registered a new domain for his business website, choosing '.net' to reflect its networking services.
  • The organization opted for a '.org' domain to signify its nonprofit status and commitment to social causes.
  • Users can search for available domains using domain registration services to find the perfect match for their website.
  • The domain name registrar offers various options for domain extensions, including country-specific ones like '.uk' or '.ca'.
3

the highest rank in the biological classification system, above the kingdom, grouping organisms by molecular and structural traits

  • Bacteria and Archaea are two of the three recognized domains of life.
  • The domain Eukarya includes all organisms with complex cells.
  • Scientists debated how viruses fit into biological domains.
  • Molecular evidence helped redefine the three-domain system.
  • Fungi and animals belong to the same domain, Eukarya.
4

a particular area of activity, influence, or experience

  • Politics was never her domain.
  • Mathematics remains the domain of logical thinkers.
  • The project falls within the domain of environmental science.
  • In this domain, precision is everything.
  • The courtroom was the lawyer's true domain.
5

the scope or range of knowledge, interest, or expertise in a particular field

  • Quantum mechanics lies outside my domain of study.
  • The report covers several domains of social research.
  • The problem belongs to the domain of computer science.
  • Linguistics and psychology overlap in the domain of cognition.
  • Ethics is an essential domain within philosophy.
6

a group of people united by shared interests or characteristics

  • The artistic domain welcomed the new movement with enthusiasm.
  • The academic domain often resists rapid change.
  • The business domain values practical results over theory.
  • Within the scientific domain, collaboration is key.
  • The literary domain still debates the value of modernism.
Synonyms:
7

the set of all possible input values for which a given function is defined

  • To find the domain of a rational function, exclude any values that make the denominator zero.
  • Understanding the domain of a function is crucial for graphing it accurately.
  • The domain of a polynomial function is all real numbers.
  • When defining a new function, it's important to specify its domain clearly.
  • The teacher asked the students to identify the domain of each function on their homework.