Possible Clues:

• One of three dimensions
• Oceanographer's measurement
• Swimming-pool measure
• Intensity apparent in small subdivision connected with hospital
• Right - pedant's not entirely up to a show of profundity
• Such charges may be dropped
• Measurement from front to back
• 'The - and dream of my desire, - The bitter paths wherein I stray' (Kipling)
• One of the d's in "3-D"
• The distance from the top down, as in water