| DARMSTADTIUMS | • DARMSTADTIUM n. an artificially produced radioactive element. |
| DEHUMIDIFIERS | • dehumidifiers n. Plural of dehumidifier. • DEHUMIDIFIER n. an apparatus for reducing humidity. |
| DISBURDENMENT | • disburdenment n. The removal of a burden; an unburdening. • DISBURDENMENT n. the act of disburdening. |
| DISEMBURDENED | • disemburdened v. Simple past tense and past participle of disemburden. • DISEMBURDEN v. to disburden. |
| DISENCUMBERED | • disencumbered v. Simple past tense and past participle of disencumber. • DISENCUMBER v. to free from encumbrance, also DISCUMBER. |
| DUMFOUNDERING | • dumfoundering v. Present participle of dumfounder. • DUMFOUNDER v. to strike dumb; to confuse with astonishment, also DUMBFOUND, DUMBFOUNDER, DUMFOUND. |
| DUNDERHEADISM | • dunderheadism n. Stupidity. • DUNDERHEADISM n. being a dunderhead. |
| HYDROMEDUSOID | • HYDROMEDUSOID n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSAN. |
| MIDDLEBUSTERS | • middlebusters n. Plural of middlebuster. • MIDDLEBUSTER n. a plow with a double moldboard, used to prepare the ground for planting by producing furrows and ridges. |
| MISADVENTURED | • misadventured adj. (Obsolete) unfortunate. • MISADVENTURED adj. (Shakespeare) unfortunate. |
| MISUNDERSTAND | • misunderstand v. (Transitive) To understand incorrectly, while believing one has understood correctly. • MISUNDERSTAND v. to fail to understand. |
| MISUNDERSTOOD | • misunderstood v. Simple past tense and past participle of misunderstand. • misunderstood adj. Not comprehended correctly. • misunderstood adj. Unfairly disliked as a result of prejudice, slander, or hasty assumptions. |
| MULTISTANDARD | • multistandard adj. Relating to, or offering support for, more than one standard. • MULTISTANDARD adj. in electronics, able to process signals from several different systems. |
| MULTISTRANDED | • multistranded adj. Composed of multiple strands. • MULTISTRANDED adj. having many strands. |
| UNDERINFORMED | • underinformed adj. Given inadequate information. |
| UNDERKINGDOMS | • underkingdoms n. Plural of underkingdom. • UNDERKINGDOM n. a subkingdom. |
| UNDISTEMPERED | • undistempered adj. Free from distemper. • UNDISTEMPERED adj. not distempered. |
| UNREPRIMANDED | • unreprimanded adj. Not having received a reprimand. • UNREPRIMANDED adj. not reprimanded. |