:complete and absolute (see absolute 3) ownership of land
— compare eminent domain
- our highways and roads have been in the domain of state and local governments
- —T. H. White b. 1915
:land so owned
:a territory over which dominion (see dominion 2) is exercised
- The forest is part of the king's domain.
:a region distinctively marked by some physical feature
- a domain of rushing streams, tall trees, and lakes
:a sphere (see sphere 4b) of knowledge, influence, or activity
- the domain of biblical scholarship
- outside the domain of city police
:the set of elements (see element 2b(3)) to which a mathematical or logical variable is limited;
:the set on which a function (see 1function 5a) is defined
:any of the small randomly oriented regions of uniform magnetization in a ferromagnetic substance
:the highest taxonomic category in biological classification ranking above the kingdom (see kingdom 4b)
:any of the three-dimensional subunits of a protein that are formed by the folding of its linear peptide chain and that together make up its tertiary (see 1tertiary 3c) structure
:a subdivision of the Internet consisting of computers or sites usually with a common purpose (such as providing commercial information) and denoted in Internet addresses by a unique abbreviation (such as com for commercial sites or gov for government sites)
- The domain ca is used for sites located in Canada.
- Our domain is Merriam-Webster.com.