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5 Cellular and lattice design Cellular structures exist in nature in numerous shapes , sizes and packing arrangements some of the most well-known examples are the beehoneycomb , wood cells and spongy bone , all of which are discussed in a book by Gibson .
 engineering feature: lattice design; engineering feature: Cellular structures; engineering feature: beehoneycomb; material: wood cells; biomedical: spongy bone
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 engineering feature: lattice design; engineering feature: Cellular structures; engineering feature: beehoneycomb; material: wood cells; biomedical: spongy bone