19-letter words containing a, c, r, y, l, d
- palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
- peroxysulfuric acid — persulfuric acid (def 1).
- phenylthiocarbamide — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- physical addressing — (networking) The low level addressing scheme used on Ethernet. The 48-bit destination Ethernet address in a packet is compared with the receiving node's Ethernet address. Compare IP address.
- physically impaired — with reduced or weakened physical capacity
- polycarboxylic acid — a type of carboxylic acid containing two or more carboxyl groups
- polyphosphoric acid — any one of a series of oxyacids of phosphorus with the general formula Hn+2PnO3n+1. The first member is pyrophosphoric acid (n = 2) and the series includes the highly polymeric metaphosphoric acid. The higher acids exist in an equilibrium mixture
- reticulated tracery — tracery consisting in large part of a netlike arrangement of repeated geometrical figures.
- royal correspondent — a journalist who reports on matters relating to royalty
- secondary qualities — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- yellow-dog contract — a contract between a worker and an employer in which, as a condition of employment, the worker agrees not to remain in or join a union.