Search mu mu /myo̅o̅, mo̅o̅/ , 1. μ, Μ, the twelfth letter of the Greek alphabet. 2. μ. Symbol for micron. Tweet Telegram VK Random Words umbilical vasculitis pyophylactic labial bar cyclocephaly Hashimoto’s disease biarticular Dunlop skeletal traction height (h, ht) plica umbilicalis lateralis