Some seaweeds are microscopic, such as the phytoplankton that live suspended in the water column and provide the base for most marine food chains. Some are enormous, like the giant kelp that grow in abundant âforestsâ and tower like underwater redwoods from their roots at the bottom of the sea. For at least 1,500 years, the Japanese have enrobed a mixture of raw fish, sticky rice, and other ingredients in a seaweed called nori. 2  The delectable result is a sushi roll. 3  Many seaweeds contain anti-inflammatory and anti-microbial agents.
symbolism. n. 1. the representation of something in symbolic form or the attribution of symbolic meaning or character to something. 2. a system of symbols or symbolic representation. 3. a symbolic significance or quality.
Difference Between Imagery and Symbolism. Imagery and Symbolism are two of the most common literary devices used by authors. Imagery refers to the use of figurative and descriptive language to create images in the readersâ mind. Symbolism refers to the use of symbols to represent ideas and qualities. This is the main difference between imagery and symbolism. What is Imagery. In literature, imagery refers to an authorâs use of vivid and descriptive language to add depth to his writing.