Library / English Dictionary

IR

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A board of the British government that administers and collects major direct taxes

Synonyms:

Inland Revenue; IR

Classified under:

Nouns denoting groupings of people or objects

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

administrative body; administrative unit (a unit with administrative responsibilities)

Domain region:

Britain; Great Britain; U.K.; UK; United Kingdom; United Kingdom of Great Britain and Northern Ireland (a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; 'Great Britain' is often used loosely to refer to the United Kingdom)

Sense 2

Meaning:

A heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium

Synonyms:

atomic number 77; Ir; iridium

Classified under:

Nouns denoting substances

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

metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)

Credits