| INF | an infinite quantity |
|---|---|
| INF | time without end |
| INF | weak and feeble |
| INF | lacking firmness of will or character or purpose |
| INF | lacking physical strength or vitality |
| INF | confined to bed (by illness) |
| INF | a health facility where patients receive treatment |
| INF | the state of being weak in health or body (especially from old age) |
| INF | an affix that is inserted inside the word |
| INF | attach a morpheme into a stem word |
| INF | put or introduce into something |
| INF | a notation for forming mathematical expressions using parentheses and governed by rules of operator precedence |