辰
[chén]
The Chinese character '辰' primarily represents 'dragon' in the context of the Chinese zodiac, but it can also mean 'morning' or refer to a specific time period during the morning. It is sometimes used to imply profundity or remoteness in time, carrying with it a sense of antiquity and mystery. In modern contexts as an online nickname, '辰' might connote aspiration for strength and auspiciousness associated with the dragon, or evoke a serene, early-morning atmosphere.