| ADIATHERMANCIES | • ADIATHERMANCY n. impermeability to radiant energy. |
| AEROELASTICIANS | • aeroelasticians n. Plural of aeroelastician. • AEROELASTICIAN n. a person who studies flutter and vibration in high-speed aircraft. |
| ANAESTHETICALLY | • anaesthetically adv. Alternative form of anesthetically. • anæsthetically adv. Obsolete typography of anaesthetically. • ANAESTHETIC adv. taking away sensation, also ANESTHETIC. |
| ARCHAEOBOTANIES | • ARCHAEOBOTANY n. the analysis and interpretation of plant remains found at archaeological sites, also ARCHEOBOTANY. |
| FANATICALNESSES | • FANATICALNESS n. FANATICAL, extravagantly or unreasonably zealous. |
| LACTOVEGETARIAN | • lactovegetarian n. A person whose diet excludes meat and eggs, but includes dairy products. • lactovegetarian adj. Excluding meat and eggs, but including dairy products. • LACTOVEGETARIAN n. a vegetarian whose diet includes milk and other dairy products. |
| MACRENCEPHALIAS | • MACRENCEPHALIA n. the condition of having an abnormally large brain, also MACRENCEPHALY, MACROCEPHALIA. |
| METACINNABARITE | • metacinnabarite n. (Mineralogy) sulphide of mercury in a black isometric form. • METACINNABARITE n. the black solid form of mercuric sulphide. |
| PARAGENETICALLY | • paragenetically adv. In terms of paragenesis. • PARAGENETIC adv. relating to paragenesis. |
| PREACQUAINTANCE | • preacquaintance n. Previous acquaintance or knowledge. • PREACQUAINTANCE n. acquaintance made in advance. |
| REACQUAINTANCES | • reacquaintances n. Plural of reacquaintance. • REACQUAINTANCE n. a new acquaintance. |
| SACRAMENTALNESS | • sacramentalness n. Sacramentality. • SACRAMENTALNESS n. the state of being sacramental. |
| SARRACENIACEOUS | • sarraceniaceous adj. (Botany) Belonging to the Sarraceniaceae. • SARRACENIACEOUS adj. belonging to the Sarraceniaceae, pitcher-plants. |
| SATANICALNESSES | • SATANICALNESS n. the state of being satanical. |
| TELANGIECTASIAS | • telangiectasias n. Plural of telangiectasia. • TELANGIECTASIA n. an abnormal dilation of red, blue, or purple superficial capillaries, arterioles, or venules typically localized just below the skin's surface. |
| TETRABRANCHIATE | • tetrabranchiate adj. (Zoology) Of or relating to the Tetrabranchiata; having four gills. • tetrabranchiate n. (Zoology) Any of the Tetrabranchiata. • TETRABRANCHIATE n. any mollusc belonging to the Tetrabranchia, with four gills. |
| THALAMENCEPHALA | • thalamencephala n. Plural of thalamencephalon. • THALAMENCEPHALA plural of thalamencephalon (which has sixteenletters), the part of the diencephalon of the brain that includes the thalamus, pineal gland, and adjacent structures. |
| UNASCERTAINABLE | • unascertainable adj. That cannot be ascertained; uncertain, unable to be determined or discovered. • UNASCERTAINABLE adj. not ascertainable. |