Category:English invariant nouns - Wiktionary
en.wiktionary.org › wiki › Category:EnglishThis should be carefully distinguished from true invariants, where there is no plural form, as in the case of 'sheep'. Generally, this happens with only a very few kinds of nouns: game animals commonly found in herds or flocks elephant, buffalo, antelope, duck munitions or armaments cannon, rifle measurements inch, millimetre, foot, year, pound
Invariant Plural Nouns | English Grammar A2 Level
https://open.books4languages.com/.../chapter/invariant-plural-nounsInvariant nouns do not follow the general plural formation rule, they are the same in singular and plural. When the noun has both singular and plural form the article is adapted to it, but if it has just a singular form, we don’t add -s to the end of the noun.. The most commonly used invariant plural nouns are: clothes, fireworks, glasses, goggles, jeans, outskirts, scissors, series, thanks ...
invariant noun - Wiktionary
en.wiktionary.org › wiki › invariant_nouninvariant noun English Examples (invariant nouns) The series run simultaneously. The series runs for three weeks . Noun invariant noun ( plural invariant nouns ) ( grammar) A noun in which number is not marked; that is, a noun which does not change form in the plural, such as, in English, fish and series. See also Category:English invariant nouns
Invariant Plural Nouns | English Grammar A2 Level
open.books4languages.com › invariant-plural-nounsThe most commonly used invariant plural nouns are: clothes , fireworks, glasses , goggles, jeans , outskirts , scissors, series, thanks , trousers … Adding a pair of before the noun makes these nouns singular, because we start to refer to them as one single entity. Example I can’t fit into those clothes anymore.