| COUNTERBLUFFS | • counterbluffs n. Plural of counterbluff. • COUNTERBLUFF n. actions or words intended as a bluff, made in opposition to someone else's bluff. |
| DAUNORUBICINS | • daunorubicins n. Plural of daunorubicin. • DAUNORUBICIN n. an antibiotic used in treatment of leukaemia. |
| ELUCUBRATIONS | • elucubrations n. Plural of elucubration. • ELUCUBRATION n. (obsolete) lucubration. |
| RUBICUNDITIES | • rubicundities n. Plural of rubicundity. • RUBICUNDITY n. the state of being rubicund. |
| SUBARCUATIONS | • SUBARCUATION n. the state of being subarcuate, somewhat arched. |
| SUBCLUSTERING | • subclustering n. The creation of a subcluster. • SUBCLUSTER v. to form part of a cluster of galaxies. |
| SUBINTRODUCED | • SUBINTRODUCE v. to bring in surreptitiously or subtly. |
| SUBINTRODUCES | • SUBINTRODUCE v. to bring in surreptitiously or subtly. |
| SUBSTRUCTIONS | • substructions n. Plural of substruction. • SUBSTRUCTION n. an underlying structure. |
| SUBURBICARIAN | • suburbicarian adj. (Roman Catholicism) Describing any of the six dioceses surrounding Rome, which are always headed by… • SUBURBICARIAN adj. pertaining to suburbs, used esp. of the dioceses surrounding Rome. |
| TUBERCULISING | • tuberculising v. Present participle of tuberculise. • TUBERCULISE v. to infect with tuberculosis, also TUBERCULIZE. |
| TUBOCURARINES | • tubocurarines n. Plural of tubocurarine. • TUBOCURARINE n. a toxic alkaloid obtained from the stem of a South American vine. |
| UNOBSTRUCTIVE | • unobstructive adj. Not obstructive. • UNOBSTRUCTIVE adj. not obstructive. |
| UNPURCHASABLE | • unpurchasable adj. That cannot be purchased. • UNPURCHASABLE adj. that cannot be purchased, also UNPURCHASEABLE. |
| UNSUBSCRIBERS | • unsubscribers n. Plural of unsubscriber. • UNSUBSCRIBER n. one who cancels a subscription. |
| UNSUBSCRIBING | • unsubscribing v. Present participle of unsubscribe. • UNSUBSCRIBE v. to terminate one's subscription. |