- (Brazil) IPA(key): /ˌaw.tu.isˈtɾa.tu/ [ˌaʊ̯.tu.isˈtɾa.tu], /ˌaw.tu.esˈtɾa.tu/ [ˌaʊ̯.tu.esˈtɾa.tu]
- (Brazil) IPA(key): /ˌaw.tu.isˈtɾa.tu/ [ˌaʊ̯.tu.isˈtɾa.tu], /ˌaw.tu.esˈtɾa.tu/ [ˌaʊ̯.tu.esˈtɾa.tu]
- (Rio de Janeiro) IPA(key): /ˌaw.tu.iʃˈtɾa.tu/ [ˌaʊ̯.tu.iʃˈtɾa.tu], /ˌaw.tu.eʃˈtɾa.tu/ [ˌaʊ̯.tu.eʃˈtɾa.tu]
- (Southern Brazil) IPA(key): /ˌaw.to.esˈtɾa.to/ [ˌaʊ̯.to.esˈtɾa.to]
alto-estrato m (plural alto-estratos)
- (meteorology) altostratus (cloud type in the form of a grey or bluish layer)