My family LOVES Eastern Market anytime of year. In the Spring / Summer we enjoy flower shopping. They have the best deals on hanging baskets and flats. It's a great place to shop for fruit and vegetables also, you can't beat the deals. In the... More
noun. (Science: Cell Biology). In eukaryotic cells, the cytoplasm is that part of the cell between the cell membrane and the nuclear envelope. It is the jelly-like substance in a cell that contains the cytosol, organelles, and inclusions, but not including the nucleus.
Freebase (5.00 / 1 vote) Rate this definition: Nucleoplasm. Similar to the cytoplasm of a cell, the nucleus contains nucleoplasm or karyoplasm. The nucleoplasm is one of the types of protoplasm, and it is enveloped by the nuclear membrane or nuclear envelope. The nucleoplasm is a highly viscous liquid that surrounds the chromosomes and nucleoli.