Where does “Gitnang Asya” come from?

Gitnang Asya (Tagalog) comes from Tagalog gitna, from Proto-Malayo-Polynesian təŋaq — centre; half.

Ancestry of “Gitnang Asya”, step by step

Gitnang Asya traces back through two separate lines of ancestry.

via Tagalog gitna

StepLanguageWordMeaning
1Tagaloggitnacenter; middle
2Proto-Malayo-Polynesiantəŋaqcentre; half

via Tagalog Asya

StepLanguageWordMeaning
1TagalogAsya—
2SpanishAsia—
Every word from Proto-Malayo-Polynesian təŋaq →Every word from Tagalog gitna →