1692
Additionally , when a structure is designed for a biological application it may be termed biomimetic or bionic simply due to its intended biological role .
 concept or principle: structure; engineering feature: designed; material: be; concept or principle: biomimetic
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:
 concept or principle: structure; engineering feature: designed; material: be; concept or principle: biomimetic