inf

1. Mathematics. infimum.

noun

1. European-based U.S. nuclear weapons that were capable of striking the Soviet Union and Soviet ones that could hit Western Europe (usually used attributively): INF missiles; the 1987 INF Treaty.

1. infantry.
2. infuse.

1. ad infinitum.

abbreviation for

1. infinitive
2. informal
3. infra

abbreviation for

1. intermediate-range nuclear forces: land-based missiles and aircraft with a range between 500 and 5000 km