DOMAIN

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does domain mean? 

• DOMAIN (noun)
  The noun DOMAIN has 5 senses:

1. a particular environment or walk of life

2. territory over which rule or control is exercised

3. (mathematics) the set of values of the independent variable for which a function is defined

4. people in general; especially a distinctive group of people with some shared interest

5. the content of a particular field of knowledge

  Familiarity information: DOMAIN used as a noun is common.

 Dictionary entry details 

• DOMAIN (noun)

Sense 1

Meaning:

A particular environment or walk of life

Classified under:

Nouns denoting stable states of affairs

Synonyms:

area; arena; domain; field; orbit; sphere

Context example:

he's out of my orbit

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

environment (the totality of surrounding conditions)

Hyponyms (each of the following is a kind of "domain"):

distaff (the sphere of work by women)

front (a sphere of activity involving effort)

kingdom; land; realm (a domain in which something is dominant)

lap (an area of control or responsibility)

political arena; political sphere (a sphere of intense political activity)

preserve (a domain that seems to be specially reserved for someone)

province; responsibility (the proper sphere or extent of your activities)

Sense 2

Meaning:

Territory over which rule or control is exercised

Classified under:

Nouns denoting spatial position

Synonyms:

demesne; domain; land

Context example:

he made it the law of the land

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

region (a large indefinite location on the surface of the Earth)

Hyponyms (each of the following is a kind of "domain"):

grand duchy (the domain controlled by a grand duke or grand duchess)

suzerainty (the domain of a suzerain)

sheikdom; sheikhdom (the domain ruled by a sheik)

princedom; principality (territory ruled by a prince)

kingdom; realm (the domain ruled by a king or queen)

khanate (the realm of a khan)

viscounty (the domain controlled by a viscount or viscountess)

fiefdom (the domain controlled by a feudal lord)

empire; imperium (the domain ruled by an emperor or empress; the region over which imperial dominion is exercised)

emirate (the domain controlled by an emir)

earldom (the domain controlled by an earl or count or countess)

duchy; dukedom (the domain controlled by a duke or duchess)

barony (the domain of a baron)

archduchy (the domain controlled by an archduke or archduchess)

Holonyms ("domain" is a part of...):

country; land; state (the territory occupied by a nation)

Sense 3

Meaning:

(mathematics) the set of values of the independent variable for which a function is defined

Classified under:

Nouns denoting groupings of people or objects

Synonyms:

domain; domain of a function

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

set ((mathematics) an abstract collection of numbers or symbols)

Domain category:

math; mathematics; maths (a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement)

Sense 4

Meaning:

People in general; especially a distinctive group of people with some shared interest

Classified under:

Nouns denoting groupings of people or objects

Synonyms:

domain; world

Context example:

the Western world

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

class; social class; socio-economic class; stratum (people having the same social, economic, or educational status)

Hyponyms (each of the following is a kind of "domain"):

academe; academia (the academic world)

Grub Street (the world of literary hacks)

Sense 5

Meaning:

The content of a particular field of knowledge

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

domain; knowledge base; knowledge domain

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

cognitive content; content; mental object (the sum or range of what has been perceived, discovered, or learned)

Hyponyms (each of the following is a kind of "domain"):

realm; region (a knowledge domain that you are interested in or are communicating about)

scientific knowledge (knowledge accumulated by systematic study and organized by general principles)

bailiwick; discipline; field; field of study; study; subject; subject area; subject field (a branch of knowledge)

 Context examples 

For instance, ASAP1 has a PH domain, ankyrin (ANK) repeats, proline-rich and Src-homology (SH) 3 domains and has been shown to bind PI, P2, Src, and Crk.

(ADP-Ribosylation Pathway, NCI Thesaurus/BIOCARTA)

L-selectin appears to mediate adhesion through binding of a lectin-like domain to carbohydrates.

(Adhesion Molecules on Lymphocyte Pathway, NCI Thesaurus/BIOCARTA)

The adrenergic receptors (adrenoceptors) belongs to the family of seven membrane spanning domain receptors that require G protein signaling pathway.

(Adrenergic Agent, NCI Thesaurus)

The master's domain was wide and complex, yet it had its metes and bounds.

(White Fang, by Jack London)

The iCD40 contains a membrane-localized cytoplasmic CD40 domain fused to the FK506 modified drug-binding protein 12 (FKBP12).

(Adenovector-transduced AP1903-inducible MyD88/CD40-expressing Autologous PSMA-specific Prostate Cancer Vaccine BPX-201, NCI Thesaurus)

Two thirds of the proteins with an ADAM type metalloprotease domain also contain the zinc protease pattern which locates the active site of these proteases.

(ADAM Type Metalloprotease Domain, NCI Thesaurus)

This gene plays a role in the cleavage of membrane proteins, resulting in the release of their extracellular domains from cells.

(ADAM17 Gene, NCI Thesaurus)

A subject domain utilized for the submission of information encompassing and representing data, vocabulary or records related to an adverse event.

(Adverse Event Domain, NCI Thesaurus)

The Adverse Event sub-domain is intended for those involved in safety related activities; such as detection, evaluation, follow-up and reporting.

(Adverse Event Sub-Domain, NCI Thesaurus)

This protein is comprised of the N-terminal AT hook and DNA methyltransferase domains of histone-lysine N-methyltransferase MLL fused to all but the first 46 amino acids of the RNA polymerase II elongation factor ELL.

(MLL/ELL Fusion Protein, NCI Thesaurus)