| ADIATHERMANOUS | • ADIATHERMANOUS adj. not permeable by or able to conduct radiant heat. |
| AMPHIBLASTULAE | • AMPHIBLASTULA n. the free-swimming larva of certain sponges, which consists of a hollow spherical mass of cells some of which have flagella. |
| ANACARDIACEOUS | • anacardiaceous adj. (Botany) Of or relating to the family Anacardiaceae of cashews and sumacs. • ANACARDIACEOUS adj. belonging to the Anacardiaceae, the cashew-nut family. |
| ANTIBARBARUSES | • ANTIBARBARUS n. a list of words and sayings to be avoided in the classical usage of a language. |
| ARMAMENTARIUMS | • armamentariums n. Plural of armamentarium. • ARMAMENTARIUM n. the collection of equipment and techniques available to one in a particular field, esp. in medicine. |
| AUTOALLOGAMIES | • AUTOALLOGAMY n. the ability of some plants of a species to cross-pollinate and others to self-pollinate. |
| AVASCULARITIES | • AVASCULARITY n. the state of being avascular. |
| BALSAMINACEOUS | • balsaminaceous adj. (Botany) Belonging to the Balsaminaceae. • BALSAMINACEOUS adj. belonging to the Balsaminaceae, a family of flowering plants, including balsam and touch-me-not. |
| CAPPARIDACEOUS | • capparidaceous adj. (Botany) Belonging to the family Capparidaceae (preferred: Capparaceae) of capers and close relatives. • CAPPARIDACEOUS adj. of the Capparidaceae family of plants, related to the crucifers, and including the caper. |
| CHATEAUBRIANDS | • chateaubriands n. Plural of chateaubriand. • CHATEAUBRIAND n. a large tenderloin steak usually grilled or broiled and served with a sauce. |
| EUPHAUSIACEANS | • euphausiaceans n. Plural of euphausiacean. • EUPHAUSIACEAN n. a member of the Euphausiidae or the Euphausiacea, shrimplike creatures. |
| MEGALOSAURIANS | • megalosaurians n. Plural of megalosaurian. • MEGALOSAURIAN n. a large dinosaur, also MEGALOSAUR, MEGALOSAURUS. |
| PARAINFLUENZAS | • parainfluenzas n. Plural of parainfluenza. • PARAINFLUENZA n. as in parainfluenza virus, any of a number of viruses causing influenza-like symptoms. |
| QUADRILATERALS | • quadrilaterals n. Plural of quadrilateral. • QUADRILATERAL n. a polygon of four sides. |
| SAXIFRAGACEOUS | • saxifragaceous adj. (Botany) Of or relating to an order of plants (Saxifragaceae) of which saxifrage is the type. • SAXIFRAGACEOUS adj. belonging to the saxifrage family. |
| 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. |
| SQUANDERMANIAS | • SQUANDERMANIA n. irrational propensity for spending money wastefully. |
| VALERIANACEOUS | • valerianaceous adj. Of or pertaining to the flowering plant genus Valeriana. • VALERIANACEOUS adj. belonging to the valerian family. |