Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
International Earth Rotation Service
UN, geol. Service international de la rotation terrestre
International earth rotation service
UN, cartogr. Service international de la rotation de la terre
 English thesaurus
International Earth Rotation Service
abbr., astronaut. IERS

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips