Fissure: A cleft or groove. A fissure can be normal or abnormal. A fissure in the cerebral cortex is a normal feature. It is a deep fold that involves the entire thickness of the brain wall. A fissure in the anus is abnormal. It is a painful crack in the edge of the anus and is very painful.Also called an anal fissure or fissure in ano. fissure in the cerebral cortex is a normal feature. It is a deep fold that involves the entire thickness of the brain wall. A fissure in the anus is abnormal. It is a painful crack in the edge of the anus and is very painful.
Report Abuse. A GigaByte (GB) is usually referred to for space on a Hard Drive or RAM in a computer. 1 GB = 1024 MB Typical Song that can be downloaded to a computer that is 3 minutes in length is usually about 4MB.
The terabyte is a multiple of the unit byte for digital information. The prefix tera represents the fourth power of 1000, and means 10 12 in the International System of Units (SI), and therefore one terabyte is one trillion (short scale) bytes.The unit symbol for the terabyte is TB. Audio: One terabyte of audio recorded at CD quality contains approx. 2  2000 hours of audio. 3  Additionally, one terabyte of compressed audio recorded at 128 kB/s contains approx. 4  17,000 hours of audio.