Thóng-it tiûⁿ lí-lūn

Bu̍t-lí-ha̍k ê thóng-it tiûⁿ lí-lūn (unified field theory) sī siūⁿ beh ēng 1 ê lí-lūn lâi soeh-bêng ki-pún-le̍k (fundamental forces) ê sèng-chit kap ki-pún lia̍p-chú (elementary particles) tiong-ng án-choáⁿ saⁿ-chok-iōng (interaction). Siōng thaû-khí-seng, sī Albert Einstein siūⁿ beh ēng 1 ê tiûⁿ lí-lūn (field theory) lâi soeh-bêng it-poaⁿ siong-tùi-lūn (general theory of relativity) kap tiān-chû-ha̍k (electromagnetism). Mā ū lâng kā hō chò bān-bu̍t lí-lūn (Theory of Everything), ǹg-bāng ē-tàng ēng i lâi kái-soeh só͘-ū bu̍t-chit ê pún-chit kap hêng-ûi.