respiratory syncytial virus

noun

1. a myxovirus causing infections of the nose and throat, esp in young children. It is thought to be involved in some cot deathsAbbreviation: RSV

n.

1. An RNA-containing virus that causes minor respiratory infections in adults and bronchitis and bronchopneumonia in children.

1. A virus of the family Paromyxoviridae and the genus Pneumovirus that causes severe childhood respiratory infections, especially bronchiolitis in infants.