incorporation

mastery
UK /ɪŋˌkɔːpəˈɹeɪʃən/ US /ɪŋˌkɔɹpəˈɹeɪʃən/noun

card 1 of 10 · synonym

Which word is closest in meaning to 'incorporation' in this sentence?

The incorporation of new ideas into the curriculum was a gradual process.