Mātahi o te tau
1. (personal noun) first month of the Māori year. Its beginning was indicated by the first appearance of Matariki (Pleiades) on the eastern horizon before sunrise, about the 15 June. Sometimes shortened to Mātahi.
Ko te mātahi o te tau Māori (hei te takiwā o Hune) te wā e rere ai te piharau (Te Ara 2011). / The first month of the Māori year (around June) is the time when the lamprey are running.
2. (personal noun) eleventh lunar month of the Māori year - approximately equivalent to April.
He paku rerekē te Mātahi, i te mea e whakamahia ana mō te marama ngahuru mā tahi me te marama tuatahi, arā, mō Paengawhāwhā me Pipiri anō hoki (HJ 2012:142). / Mātahi is a little different because it is used for the eleventh and first months, that is for Paengawhāwhā and Pipiri.