(aviation) Initialism of instrument landing system. / Initialism of integrated logistic support. / Initialism of integrated library system.

plural of IL

(computing, initialism) Intermediate language / (video games, speedrunning, initialism) Individual-level. / Abbreviation of interleukin.

Abbreviation of Illinois. (a state of the United States of America)

not; a form of the prefix in-, used before l

Obsolete spelling of ail

Obsolete form of aisle.

Obsolete form of isle.

Obsolete spelling of I'll

Alternative form of Isle