Shravana, also known as Thiruvonam in Tamil and Malayalam, is the 22nd nakshatra or lunar mansion as used in Hindu astronomy, Hindu calendar and Hindu astrology. It belongs to the constellation Makara, a legendary sea creature resembling a crocodile] or Capricorn. The name alludes to Shravan, a mythological character who attained repute due to his utmost devotion to his aged and blind parents.