perpendiculum
perpendiculum
A plumb line, employed by ancient masons, bricklayers, etc.
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- peroxisome
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- Peroxysulfuric Acid
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- perpend
- perpend stone
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- perpendicular
- perpendicular axis theorem
- perpendicular bisector
- perpendicular recording
- perpendicular slip
- perpendicular slope
- Perpendicular style
- perpendicular throw
- perpendicular tracery
- Perpendicularity
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- perpendiculum
- Perpetua, St., and St. Felicity
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- Perpendicular plate
- Perpendicular plate of ethmoid bone
- Perpendicular plate of palatine bone
- Perpendicular plate of the ethmoid bone
- Perpendicular recording
- Perpendicular Recording Technology
- perpendicular slip
- perpendicular slope
- Perpendicular spread
- Perpendicular Spreads
- Perpendicular Standing Spin Wave
- Perpendicular Storage
- perpendicular style
- perpendicular style
- perpendicular style
- Perpendicular subspace
- perpendicular throw
- Perpendicular to Orbit Plane
- Perpendicular to Orbital Plane
- perpendicular tracery
- Perpendicular vector
- perpendicularity
- perpendicularity
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- perpendiculum
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- Perpent Stone
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