| irresponsive |
responding slowly or not at all, as to medical treatment; unresponsive. |
| irretrievable |
impossible to recover or repair. |
| irreverence |
lack of reverence or respect, or an act or utterance that displays this lack. |
| irreverent |
not having or showing reverence or respect. [2 definitions] |
| irreversible |
impossible to reverse, turn back, or alter. |
| irrevocable |
impossible to take back, undo, or cancel. |
| irrigable |
able to be irrigated. |
| irrigate |
to water by artificial means, as by pumping and spraying, or by man-made channels from a natural source of water. [2 definitions] |
| irrigation |
the supplying of water to land by man-made means to aid in growing crops. [2 definitions] |
| irritability |
the quality or condition of being irritable or easily angered. [2 definitions] |
| irritable |
easily annoyed or angered. [2 definitions] |
| irritant |
causing or tending to cause irritation, esp. physical irritation; irritating. [2 definitions] |
| irritate |
to anger or annoy. [4 definitions] |
| irritated |
annoyed or made angry. [2 definitions] |
| irritating |
causing irritation; vexing; inflammatory. |
| irritation |
the act of irritating, or that which irritates. [3 definitions] |
| irrupt |
to burst in suddenly or forcefully. [2 definitions] |
| IRS |
abbreviation of Internal Revenue Service, the US government agency responsible for administering and enforcing federal tax laws and collecting federal taxes. |
| Is. |
abbreviation of "island" or "islands," or "isle" or "isles" (used in a proper name). |
| is |
3rd person present sing. of be. |
| Isaac |
according to the Old Testament, the son of the patriarch Abraham and the father of Jacob and Esau. |