| AEROELASTICIAN | • aeroelastician n. A scientist or engineer whose speciality is aeroelasticity. • AEROELASTICIAN n. a person who studies flutter and vibration in high-speed aircraft. |
| APPERTAINANCES | • appertainances n. Plural of appertainance. • APPERTAINANCE n. (obsolete) an appurtenance. |
| ARCHAEBACTERIA | • archaebacteria n. Plural of archaebacterium. • Archaebacteria prop.n. (Obsolete) A taxonomic subkingdom within the kingdom Bacteria. • Archaebacteria prop.n. Archaea, a domain comprising organisms formerly called archaebacteria. |
| AROMATHERAPIES | • aromatherapies n. Plural of aromatherapy. • AROMATHERAPY n. a therapy involving the use of scents. |
| BACCALAUREATES | • baccalaureates n. Plural of baccalaureate. • BACCALAUREATE n. a set of examinations intended to qualify successful candidates for higher education in any of several countries. |
| CANCELLARIATES | • CANCELLARIATE n. the office of chancellor. |
| EXTRAVAGANCIES | • extravagancies n. Plural of extravagancy. • EXTRAVAGANCY n. an instance of excess or prodigality, also EXTRAVAGANCE. |
| HAEMATOTHERMAL | • haematothermal adj. Warm-blooded; homoiothermal. • HAEMATOTHERMAL adj. of birds and mammals, having a constant body temperature, usually higher than the temperature of the surroundings, also HEMATOTHERMAL. |
| HEPATOPANCREAS | • hepatopancreas n. An organ of the digestive tract of arthropods and fish, which provides the functions which in mammals… • HEPATOPANCREAS n. a glandular structure (as of a crustacean) that combines the digestive functions of the vertebrate liver and pancreas. |
| HYPERNATRAEMIA | • hypernatraemia n. Alternative form of hypernatremia. • HYPERNATRAEMIA n. an abnormally high concentration of sodium chloride (salt) in the blood, esp. in infants. |
| INTERAVAILABLE | • interavailable adj. (Public transport) Such that tickets purchased for one route or service can be used on another. |
| MACROAGGREGATE | • macroaggregate n. A relatively large aggregated particle. • MACROAGGREGATE n. a relatively large particle (as of soil). |
| METANARRATIVES | • metanarratives n. Plural of metanarrative. • METANARRATIVE n. (in postmodernist literary theory) a narrative about a narrative or narratives. |
| REACQUAINTANCE | • reacquaintance n. Acquaintance again or anew. • REACQUAINTANCE n. a new acquaintance. |
| SACRAMENTARIES | • sacramentaries n. Plural of sacramentary. • SACRAMENTARY n. a book containing all the prayers and ceremonies used at the celebration of the Roman Catholic sacraments. |
| SEPTUAGENARIAN | • septuagenarian n. Synonym of seventysomething: a person between 70 and 79 years old. • septuagenarian adj. Of or related to seventysomethings. • SEPTUAGENARIAN n. a person whose age is in the seventies. |
| TURANGAWAEWAES | • TURANGAWAEWAE n. (Maori) the area that is a person's home. |