Create an English dictionary with Python for in syntax

dic = {
    'apple' : 'Apple',
    'banana' : 'banana',
    'orange' : 'orange',
    'music' : 'music',
    'door' : 'door',
    "Bear" : "Bear",
    'dog' : 'dog',
    'cat' : 'Cat'
}


for i in range(len(dic)):
    word = input ('word input:')
    if word in dic:
        print('meaning: {}'.format(dic[word]))
    elif word == 'stop':
        break
    else:
        print('This word is not in the dictionary. Please register the meaning.')
        mean = input('Enter meaning :')
        dic[word] = mean

dic = {
    'apple' : 'Apple',
    'banana' : 'banana',
    'orange' : 'orange',
    'music' : 'music',
    'door' : 'door',
    "Bear" : "Bear",
    'dog' : 'dog',
    'cat' : 'Cat'
}


Please enter word = input(').\nWord : ')
if word in [i for i in dic]:
    print('meaning: {}'.format(dic[word]))

# # [i for i in dic] >> ['apple', 'banana', 'orange', 'music', 'door', 'bear', 'dog', 'cat']

else:
    print('This word is not in the dictionary. Please register the meaning.')
    Please enter the meaning of the word mean = input(').\nMeaning :')
    newword = {word:mean}
    dic.update(newword)

print(dic)