This is the 2840th most frequent Russian word.
юнеско
"ЮНЕСКО" is the Russian abbreviation for UNESCO, which stands for the United Nations Educational, Scientific and Cultural Organization.
Used as the subject of the sentence to represent the organization.
ЮНЕСКО активно занимается защитой культурного наследия.
UNESCO actively engages in the preservation of cultural heritage.
Included in a genitive case form to denote ownership/a list created by the organization.
В список объектов ЮНЕСКО включили новый памятник архитектуры.
A new architectural monument was added to the UNESCO list of sites.
Used as the object of a preposition to specify a location/organization.