| COUPLEDOMS | • coupledoms n. Plural of coupledom. • COUPLEDOM n. the state of being a couple; the world of married couples. |
| COUPLEMENT | • couplement n. (Obsolete) union; combination; a coupling; a pair. • COUPLEMENT n. union; a couple. |
| DECOUPLERS | • decouplers n. Plural of decoupler. • DECOUPLER n. one who decouples. |
| DUPLEXINGS | • DUPLEXING n. the act of making duplex. |
| QUADRUPLED | • quadrupled v. Simple past tense and past participle of quadruple. • QUADRUPLE v. to increase fourfold. |
| QUADRUPLES | • quadruples v. Third-person singular simple present indicative form of quadruple. • quadruples n. Plural of quadruple. • QUADRUPLE v. to increase fourfold. |
| QUADRUPLET | • quadruplet n. A set of four, particularly. • quadruplet n. One of a group of four, particularly one of four babies born from the same mother during the same birth. • quadruplet n. A cycle for carrying four riders, arranged so that all the riders can assist in the propulsion. |
| QUADRUPLEX | • quadruplex adj. Having four components. • quadruplex adj. Of or relating to a system in telegraphy by which four messages (two in each direction) can be sent… • quadruplex adj. Of or relating to an early videotape format with four magnetic record/reproduce heads mounted on a headwheel… |
| QUINTUPLED | • quintupled v. Simple past tense and past participle of quintuple. • QUINTUPLE v. to make fivefold. |
| QUINTUPLES | • quintuples v. Third-person singular simple present indicative form of quintuple. • quintuples n. Plural of quintuple. • QUINTUPLE v. to make fivefold. |
| QUINTUPLET | • quintuplet n. A group of five, particularly (music) a tuplet of five notes to be played in the time for four. • quintuplet n. One of a group of five, particularly babies born from the same mother during the same birth. • quintuplet n. A cycle adapted for five riders, all of whom can assist in the propulsion. |
| SEPTUPLETS | • septuplets n. Plural of septuplet. • SEPTUPLET n. one of seven children born together. |
| SEXTUPLETS | • sextuplets n. Plural of sextuplet. • SEXTUPLET n. one of six children born in a multiple birth. |
| SUBOCTUPLE | • suboctuple adj. (Obsolete) Containing one part of eight; in the ratio of one to eight. • SUBOCTUPLE adj. containing one part of eight; having the ratio of one to eight. |
| UNCOUPLERS | • uncouplers n. Plural of uncoupler. • UNCOUPLER n. a device for uncoupling. |
| UNSCRUPLED | • unscrupled adj. Without scruples. • UNSCRUPLED adj. unscrupulous. |