Biosecurity has multiple meanings and is defined differently according to various disciplines. The original definition of biosecurity started out as a set of preventive measures designed to reduce the risk of transmission of infectious diseases in crops and livestock, quarantined pests, invasive alien species, and living modified organisms (Koblentz, 2010).
'Boys' is an English equivalent of 'ragazzi'. The word 'ragazzi' is a masculine noun whose plural definite article is 'i' ['the'] and whose plural indefinite article is 'dei' ['some']. It's pronounced 'rah-GAHTS-tsee'. 'Boys' is an English equivalent of 'ragazzi'. The word 'ragazzi' is a masculine noun whose plural definite article is 'i' ['the'] and whose plural.
The word derives from the African American term to rag, meaning to enliven a piece of music by shifting melodic accents onto the offbeats (a technique known as syncopation). This music emerged in the 1880s, its popularity peaking in the decade after the turn of the century.