1. rivalrous - Adjective
2. rivalrous - Adjective Satellite
eager to surpass others
Source: WordNetHis explorations of his feelings of hostility to his father and rivalrous jealousy over his mother's affections led him to fundamentally revise his theory of the origin of the neuroses. Source: Internet
They argue such an analogy fails because physical property is generally rivalrous while intellectual works are non-rivalrous (that is, if one makes a copy of a work, the enjoyment of the copy does not prevent enjoyment of the original). Source: Internet