1- Previously, ivory was a precious and valuable substance. In today’s more environmentally friendly society, however, it is something which must be preserved. Thus, to dream of ivory is to be looking within ourselves to discover what we consider worth preserving.
2- Psychologically, the ivory tower symbolises the fact thai woman is not easily accessible, unless she herself gives permission.
To dream of an ivory tower can signify the way we shut ourselves off from communication.
3- Ivorv can symbolise the feminine principle. This is in many ways odd, since the most recognisable form of ivory tusks - are, because of their shape, penetrative in character.... Ten Thousand Dream Dictionary
Its images is associated with a sense of strength and power, but also with the magic abilities of the amulets made from this material. It alludes to good health, requited love, and longevity. It also has sexual connotations.
The esoteric interpretation of this dream also derives from its use as a talisman, according to tradition, to promise long life, health, and love.... The Big Dictionary of Dreams