in-

²in-

prefix

Definition of IN-

1

: in : within : into : toward : on —usually il- before l <illuviation>, im- before b, m, or p <immingle>, ir- before r <irradiance>, and in- before other sounds <infiltrate>

2

: ¹en- <imbrute> <imperil> <inspirit>

Variants of IN-

in- or il- or im- or ir-

Origin of IN-

Middle English, from Anglo-French, from Latin, from in in, into