| GROUNDBURST | • groundburst n. The explosion of a bomb dropped from the air when it hits the ground. • GROUNDBURST n. the detonation of a nuclear warhead at ground level. |
| NOURRITURES | • NOURRITURE n. nourishment, nurture, also NOURITURE. |
| NURTURANCES | • nurturances n. Plural of nurturance. • NURTURANCE n. nurture. |
| STRUCTURING | • structuring v. Present participle of structure. • structuring n. Structure; organization. • structuring n. (Finance) Synonym of smurfing (“money-laundering technique”). |
| SUPERNATURE | • supernature n. A nature transcending the usual constraints of the physical world. • supernature n. (Theology, philosophy) A supernatural realm beyond or apart from the physical world. • supernature n. A supernatural system beyond or apart from the laws of nature. |
| SURMOUNTERS | • surmounters n. Plural of surmounter. • SURMOUNTER n. one who, or that which, surmounts. |
| SURTURBRAND | • surturbrand n. A fibrous brown coal or bituminous wood. • SURTURBRAND n. (Icelandic) a lignite found interbedded with lavas in Iceland, also SURTARBRAND. |
| SUSURRATING | • susurrating v. Present participle of susurrate. • SUSURRATE v. to whisper. |
| SUSURRATION | • susurration n. A low and indistinct whispering sound; a murmur. • SUSURRATION n. whispering, murmuring, or rustling. |
| TORRENTUOUS | • torrentuous adj. (Archaic) torrential. • TORRENTUOUS adj. torrential, also TORRENTIAL. |
| TURNAROUNDS | • turnarounds n. Plural of turnaround. • turn-arounds n. Plural of turn-around. • turn␣arounds n. Plural of turn around. |
| UNDERTHRUST | • underthrust v. (Geology, of a tectonic plate) To thrust under another. • UNDERTHRUST v. to insert (a faulted rock mass) into position under a passive rock mass. |
| UNDERTRUMPS | • undertrumps v. Third-person singular simple present indicative form of undertrump. • UNDERTRUMP v. to play a lower trump on a trick to which a higher trump has already been played. |
| UNTREASURED | • untreasured adj. Not treasured; unvalued or unbeloved. • untreasured adj. Without treasure; possessing or containing no great prize. • untreasured v. Simple past tense and past participle of untreasure. |
| UNTREASURES | • untreasures v. Third-person singular simple present indicative form of untreasure. • UNTREASURE v. to despoil. |