1825, from Modern Latin Pleisiosaurus (1821), coined by English paleontologist William Daniel Conybeare (1787-1857) from Greek plesios “near,” related to pelas, + -saurus.
plessimeter ples·sim·e·ter (plě-sĭm’ĭ-tər) n. Variant of pleximeter.
[ples-er] /ˈplɛs ər/ noun, Medicine/Medical. 1. . /ˈplɛsə/ noun 1. another name for plexor plessor ples·sor (plěs’ər) n. Variant of plexor.
- Plessy versus ferguson
Plessy versus Ferguson [(ples-ee, fur-guh-suhn)] A case decided by the Supreme Court in the 1890s. The Court held that a state could require racial segregation in public facilities if the facilities offered the two races were equal. The Court’s requirement became known as the “separate but equal” doctrine. It was overturned by the Court in […]
[pleth-er-uh] /ˈplɛθ ər ə/ noun 1. overabundance; excess: a plethora of advice and a paucity of assistance. 2. Pathology Archaic. a morbid condition due to excess of red corpuscles in the blood or increase in the quantity of blood. /ˈplɛθərə/ noun 1. superfluity or excess; overabundance 2. (pathol, obsolete) a condition caused by dilation of […]