| illness |
the state or condition of being ill; sickness. [2 definitions] |
| illogic |
the state or quality of lacking logic; illogicality. |
| illogical |
not logical; contrary to reason or the rules of logic. |
| ill-omened |
preceded by bad omens. |
| ill repute |
the state of having a bad reputation. |
| ill-spent |
not spent or used to good purpose; wasted. |
| ill-starred |
unlucky; ill-fated. |
| ill-timed |
done or happening at a wrong or inappropriate time; inopportune. |
| ill-treat |
to treat poorly; mistreat. |
| illuminance |
the intensity of light per unit of area on a surface exposed to light; illumination. |
| illuminant |
anything that illuminates or sheds light. |
| illuminate |
to make bright with light; illumine. [5 definitions] |
| illuminati |
persons who are or claim to be specially enlightened, either intellectually or spiritually. [2 definitions] |
| illumination |
the act of illuminating or the state of being illuminated. [4 definitions] |
| illumine |
to illuminate. |
| ill-use |
to treat cruelly or badly; mistreat. [2 definitions] |
| illusion |
a fantasy or mistaken belief. [4 definitions] |
| illusionism |
in philosophy, the doctrine that the physical world is merely an illusion produced by the senses. [2 definitions] |
| illusionist |
a magician or other performer who creates perceptual illusions. |
| illusive |
of, pertaining to, or like an illusion; illusory. |
| illusory |
causing or being an illusion or illusions; unreal or deceptive. |