The occult significance of Aquarius is knowledge. Aquarius, the sign of the water bearer, is an eminently revolutionary sign. There are four types of knowledge or secret science. We need to know what these four types of knowledge are.
Upper limb. The upper limb or upper extremity is the region in a vertebrate animal extending from the deltoid region to the hand, including the arm, axilla and shoulder.
In formal usage, the term arm only refers to the structures from the shoulder to the elbow, explicitly excluding the forearm, and thus upper limb and arm are not synonymous. However, in casual usage, the terms are often used interchangeably.he upper limb or upper extremity is the region in an animal extending from the deltoid region to the hand, including the arm, axilla and shoulder. Contents.