| ACHALASIAS | • achalasias n. Plural of achalasia. • ACHALASIA n. (Greek) failure of the muscles of the lower part of the oesophagus to relax, which prevents food from passing into the stomach. |
| AGALACTIAS | • agalactias n. Plural of agalactia. • AGALACTIA n. the failure or inability to produce milk. |
| ANAPLASIAS | • anaplasias n. Plural of anaplasia. • ANAPLASIA n. reversion of plant or animal cells to a simpler form. |
| ARAUCARIAN | • araucarian adj. (Botany) Relating to, or of the nature of, trees of family Araucariaceae. • araucarian n. Any tree of the genus Araucaria. • Araucarian adj. Alternative letter-case form of araucarian. |
| ARAUCARIAS | • araucarias n. Plural of araucaria. • Araucarias n. Plural of Araucaria. • ARAUCARIA n. a tree of the monkey puzzle genus. |
| ARRABBIATA | • arrabbiata adj. (Usually postpositive) Cooked in a hot, fiery style with garlic, tomatoes, and chili. • arrabbiata n. A dish cooked in this style. |
| BALALAIKAS | • balalaikas n. Plural of balalaika. • BALALAIKA n. (Russian) a Russian musical instrument. |
| CARAPACIAL | • carapacial adj. Relating to a carapace. • CARAPACIAL adj. of or like a carapace. |
| CATAPLASIA | • cataplasia n. The degeneration of cells or tissue. • CATAPLASIA n. the degeneration of cells and tissues to a less highly developed form. |
| KAIKAWAKAS | • KAIKAWAKA n. (Maori) a small pyramid-shaped New Zealand conifer, aka pahautea. |
| MACADAMIAS | • macadamias n. Plural of macadamia. • MACADAMIA n. a kind of nut grown in Australia. |
| MAIASAURAS | • MAIASAURA n. a species of dinosaur, also MAIASAUR. |
| PARALALIAS | • PARALALIA n. abnormality of speech sounds. |
| PARAMAECIA | • paramaecia n. Plural of paramaecium. • PARAMAECIUM n. a microscopic unicellular ciliate protozoa, also PARAMECIUM, PARAMOECIUM. |
| PARAPHASIA | • paraphasia n. (Pathology) A symptom of aphasia in which the sufferer substitutes a spoken word different from the one intended. • PARAPHASIA n. a disorder in which one word substituted for another. |
| PIWAKAWAKA | • piwakawaka n. (New Zealand) The grey fantail, Rhipidura fuliginosa, a small insectivorous bird of the South Pacific. • PIWAKAWAKA n. (Maori) a New Zealand bird, aka the Grey Fantail. |
| TARTANALIA | • TARTANALIA n. artefacts etc. that are self-consciously Scottish. |