Etymology: Middle English, from Old English intō, from 2in + tō to Date: before 12th century
1. — used as a function word to indicate entry, introduction, insertion, superposition, or inclusion
2. to the state, condition, or form of , to the occupation, action, or possession of , involved with or interested in ,
3. — used as a function word to indicate a period of time or an extent of space part of which is passed or occupied
6. — used as a function word to indicate the dividend in division