TGI definitions

Tgi

1) Friday letters that precede F 2) Letters before f 3) Letters seen before Fridays 4) Restaurant franchise initials 5) Temperature growth index
Found on https://www.crosswordclues.com/clue/tgi

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TGI

See Target Group Index.
Found on http://www.nmoa.org/Library/index.htm

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TGI

acronym: temperature growth index
Found on https://www.encyclo.co.uk/local/20002

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