Cite
 

Meaning of pressure ridge

pres'sure ridge"

Pronunciation: [key]
  1. a ridge produced on floating ice by buckling or crushing under lateral pressure of wind or ice.
  2. a ridge produced on a congealing lava flow by pressure from the still-liquid interior.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.