| BETROTHMENTS | • betrothments n. Plural of betrothment. • BETROTHMENT n. the state of being betrothed. |
| BROTHERHOODS | • brotherhoods n. Plural of brotherhood. • BROTHERHOOD n. the state of being brothers. |
| BROTHERLIEST | • BROTHERLY adj. like a brother. |
| FROTHINESSES | • FROTHINESS n. the state of being frothy. |
| HETEROTHALLY | • heterothally n. Heterothallism. • HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM. |
| HYDROTHERAPY | • hydrotherapy n. (Alternative medicine) Any of various techniques that use water, either externally or internally, for… • HYDROTHERAPY n. therapy involving the use of water. |
| HYDROTHERMAL | • hydrothermal adj. Of, or relating to hot water. • hydrothermal adj. (Geology) Of or relating to emanations of hot water that are rich in minerals, or to the rocks formed from them. • HYDROTHERMAL adj. designating naturally hot underground water that has geological effects. |
| PROTHALAMION | • prothalamion n. (Literary) A song or poem in honour of a bride and bridegroom about to be married. • PROTHALAMION n. (Spenser) a song in honour of a marriage, also PROTHALAMIUM. |
| PROTHALAMIUM | • prothalamium n. Alternative form of prothalamion. • PROTHALAMIUM n. (Spenser) a song in honour of a marriage, also PROTHALAMION. |
| PROTHALLUSES | • prothalluses n. Plural of prothallus. • PROTHALLUS n. the free-living gametophyte of a fern or other vascular cryptogam, also PROTHALLIUM. |
| PROTHONOTARY | • prothonotary n. (Obsolete, historical) A chief legal clerk or notary in Roman Byzantium, and (hence) in Rome. • prothonotary n. (Roman Catholicism) One of the seven prelates, constituting a college in the Roman Curia, whose office… • prothonotary n. A registrar or chief clerk in various courts of law, especially (US) in a county court, (Australia)… |
| PROTHROMBINS | • prothrombins n. Plural of prothrombin. • PROTHROMBIN n. a protein-like substance present in blood plasma. |
| STEPBROTHERS | • stepbrothers n. Plural of stepbrother. • step-brothers n. Plural of step-brother. • STEPBROTHER n. a son of one's stepparent by a former partner. |
| TROTHPLIGHTS | • trothplights n. Plural of trothplight. • TROTHPLIGHT v. to betroth. |
| TYROTHRICINS | • tyrothricins n. Plural of tyrothricin. • TYROTHRICIN n. an antibiotic mixture consisting chiefly of tyrocidine and gramicidin and used topically especially against gram-positive bacteria. |