Nzadi is a commune of the city of Boma in the Democratic Republic of the Congo.

• Positive black soul
• Positive characteristic
• "Positive" Christianity
• Positive Christianity
• Positive contrast effect
• Positive control
• Positive control (disambiguation)
• Positive current
• Positive definite bilinear form
• Positive-definite bilinear form
• Positive definite form
• Positive-definite form
• Positive definite function
• Positive-definite function on a group
• Positive-definite kernel
• Positive definite matrix
• Positive definiteness
• Positive deviance
• Positive (disambiguation)
• Positive disintegration
• Positive Disintegration
• Positive displacement
• Positive displacement meter
• Positive displacement pump
• Positive-displacement pump