irreversible - adj. not reversible or alterable. irreversibility n. irreversibly adv....

iraqi - adj. & n. of or relating to Iraq in the Middle East. (pl. Iraqis) 1 a a

iroqois - n. & adj. (pl. same) 1 a an American Indian...

irai - pl. of ILIUM. ...

iroquis - n. & adj. (pl. same) 1 a an American Indian...

IRO - abbr. 1 (in the UK) Inland Revenue Office. 2 International Refugee Organization....

irquois - n. & adj. (pl. same) 1 a an American Indian...

iroquos - n. & adj. (pl. same) 1 a an American Indian...

irregular - adj. & n. 1 not regular; unsymmetrical ,...

ironic - adj. (also ironical) 1 using or displaying irony. 2 in the nature of irony. ironically...

irouois - n. & adj. (pl. same) 1 a an American Indian...

iritis - n. inflammation of the iris. ...

irritable - adj. 1 easily annoyed or angered. 2 (of an organ etc.) very sensitive to

Iroquois - n. & adj. (pl. same) 1 a an American Indian...

irium - n. (pl. ilia) 1 the bone forming the upper part of each half of the human ...

iridescent - adj. 1 showing rainbow-like luminous or gleaming colours. 2 changing colour with...

irresistible - adj. 1 too strong or convincing to be resisted. 2 delightful; alluring. irresistibility...

irrational - adj. 1 illogical; unreasonable. 2 not endowed with reason. 3 Math. (of a root etc.)...

iroquous - n. & adj. (pl. same) 1 a an American Indian...

iranian - adj. & n. 1 of or relating to Iran (formerly Persia) in the Middle East. 2 of the...

iron - too many irons in the fire). ironing-board a flat surface usu. on legs and of adjustable...

irrevocable - adj. 1 unalterable. 2 gone beyond recall. irrevocability n. irrevocably adv. [ME...

irrelvant - adj. (often foll. by to) not relevant; not applicable (to a matter in hand). irrelevance...