| APPROACHABILITY | • approachability n. The characteristic of being approachable; the ability to be approached. • APPROACHABILITY n. the state of being approachable. |
| ARCHAEBACTERIUM | • archaebacterium n. Any primitive bacteria-like organism in the kingdom Archaea. • archæbacterium n. (Rare) Alternative spelling of archaebacterium. • ARCHAEBACTERIUM n. any of the microorganisms comprising the archaea. |
| ARCHAEOBOTANIES | • ARCHAEOBOTANY n. the analysis and interpretation of plant remains found at archaeological sites, also ARCHEOBOTANY. |
| ARCHAEOBOTANIST | • archaeobotanist n. (Archaeology) A person engaged in archaeobotany. • ARCHAEOBOTANIST n. one who studies archaeobotany. |
| BATRACHOPHOBIAS | • BATRACHOPHOBIA n. fear of frogs and toads. |
| BRACHYDIAGONALS | • brachydiagonals n. Plural of brachydiagonal. • BRACHYDIAGONAL n. in crystallography, the shorter lateral axis. |
| CHARACTERISABLE | • characterisable adj. Alternative spelling of characterizable. • CHARACTERISABLE adj. able to be characterised, also CHARACTERIZABLE. |
| CHARACTERIZABLE | • characterizable adj. Able to be characterized. • CHARACTERIZABLE adj. able to be characterized, also CHARACTERISABLE. |
| DITHIOCARBAMATE | • dithiocarbamate n. (Inorganic chemistry) Any salt or ester of dithiocarbamic acid. • DITHIOCARBAMATE n. any of several sulfur analogs of the carbamates including some used as fungicides. |
| INTERAMBULACRAL | • interambulacral adj. (Zoology) Of or pertaining to the interambulacra. • INTERAMBULACRAL adj. of or like an interambulacrum. |
| METACINNABARITE | • metacinnabarite n. (Mineralogy) sulphide of mercury in a black isometric form. • METACINNABARITE n. the black solid form of mercuric sulphide. |
| 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. |
| TETRASYLLABICAL | • TETRASYLLABICAL adj. having four syllables, also TETRASYLLABIC. |
| UNASCERTAINABLE | • unascertainable adj. That cannot be ascertained; uncertain, unable to be determined or discovered. • UNASCERTAINABLE adj. not ascertainable. |