What is meant by "GHAR" in "Guru Granth Sahib Ji" ?

GHAR 1===== Daadraa Taal (There is 1 Taalee* and the Beat has 6 Maatraas**

GHAR 2 ===== Roopak Taal (There are 2 Taalees and the Beat has 7 Maatraas)

GHAR 3 ===== Teen Taal (There 3 Taalees and the Beat has 16 Maatraas)

GHAR 4 ===== Chaar Taal (There are 4 Taalees and the Beat has 12 Maatraas)

GHAR 5 ===== Panj Taal Swaaree (There are 5 Taalees and the Beat has 15 Maatraas)

GHAR 6 ===== Khatt Taal (There are 6 Taalees and the Beat has 18 Maatraas)

GHAR 7 ===== Matt (Ashat) Taal (There are 7 Taalees and the Beat has 21 Maatraas)

GHAR 8 ===== Asht Mangal Taal (There are 8 Taalees and the Beat has 22 Maatraas)

GHAR 9 ===== Mohinee Taal (There are 9 Taalees and the Beat has 23 Maatraas)

GHAR 10 ===== Braham Taal (There are 10 Taalees and the Beat has 28 Maatraas)

GHAR 11 ===== Rudra Taal (There are 11 Taalees and the Beat has 32 Maatraas)

GHAR 12 ===== Vishnu Taal (There are 12 Taalees and the Beat has 36 Maatraas)

GHAR 13 ===== Muchkund Taal (There are 13 Taalees and the Beat has 34 Maatraas)

GHAR 14 ===== Mahashanee Taal (There are 14 Taalees and the Beat has 42 Maatraas)

GHAR 15 ===== Mishr Baran Taal (There are 15 Taalees and the Beat has 47 Maatraas)

GHAR 16 ===== Kul Taal (There are 16 Taalees and the Beat has 42 Maatraas)

GHAR 17 ===== Characharee Taal (There are 17 Taalees and the Beat has 40 Maatraas)