| tri-ammonium citrate | tri-amonium sitrat | tri-amonia sitrat | tri-amonia sitrat | Kimia |
| tri-potassium citrate | tri-kalium sitrat | tri-kalium sitrat | tri-kalium sitrat | Kimia |
| calcium diorthophosphate, tri- | kalsium diortofosfat, tri- | kalsium diortofosfat, tri- | kalsium diortofosfat, tri- | Kimia |
| dua-trio test | uji dwi-tri | Tiada | ujian dwi-tri | Matematik |
| tri-colour filter | filter tiga warna | turas tiga warna | turas tiga warna | Komunikasi Massa |
| tri-sodium orthophosphate | trinatrium ortofosfat | trinatrium ortofosfat | trinatrium ortofosfat | Kimia |
| sodium citrate,tri | trinatrium sitrat | trinatrium sitrat | trinatrium sitrat | Kimia |
| anchovy purse seine | pukat cincin tri | ancau pusu/pukat jerut pusu | pukat jerut bilis | Perikanan |