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 There are 11 fifteen-letter words containing F, I, M, 2N, O and U| IMMUNODEFICIENT | • immunodeficient adj. Exhibiting immunodeficiency. • IMMUNODEFICIENT adj. relating to immunodeficiency, deficiency in immune response due to depletion or inactivity of lymphoid cells.
 |  | IMMUNODIFFUSION | • immunodiffusion n. A technique used to detect the reaction between an antigen and an antibody by observing the behavior… • IMMUNODIFFUSION n. any of various analytical techniques that involve antigen and antibody solutions diffusing toward each other in a gel until antibody binds specifically to antigen to form a precipitate.
 |  | INFUNDIBULIFORM | • infundibuliform adj. Having the shape of a funnel or cone. • INFUNDIBULIFORM adj. shaped like a funnel.
 |  | MALFUNCTIONINGS | • malfunctionings n. Plural of malfunctioning. • MALFUNCTIONING n. an instance of functioning imperfectly or badly.
 |  | MULTIFUNCTIONAL | • multifunctional adj. Having multiple functions. • MULTIFUNCTIONAL adj. having many functions, also MULTIFUNCTION.
 |  | NONFULFILLMENTS | • nonfulfillments n. Plural of nonfulfillment. • NONFULFILLMENT n. something that is not fulfillment, also NONFULFILMENT.
 |  | NONUNIFORMITIES | • nonuniformities n. Plural of nonuniformity. • NONUNIFORMITY n. the state of being nonuniform.
 |  | OMNIFARIOUSNESS | • omnifariousness n. Quality of being omnifarious. • OMNIFARIOUS n. of all kinds.
 |  | UNDERPERFORMING | • underperforming v. Present participle of underperform. • underperforming adj. That performs less well than required.
 • UNDERPERFORM v. to perform insufficiently.
 |  | UNIFORMITARIANS | • uniformitarians n. Plural of uniformitarian. • UNIFORMITARIAN n. one who believes that geological changes etc. can be explained by gradual processes rather than catastrophic events.
 |  | UNINFORMATIVELY | • uninformatively adv. In a way that is not informative. • UNINFORMATIVE adv. not informative.
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 Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.Definitions are short excerpt from the WikWik.org and 1Word.ws.
 
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