19-letter words containing t, c, h, a, d
- olive-backed thrush — Swainson's thrush.
- orthopaedic surgeon — a surgeon specializing in the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- orthopaedic surgery — surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
- overhead projection — the projection (using an overhead projector) of an enlarged image of a transparency onto a surface above and behind the person using it
- parathyroid extract — an aqueous preparation obtained from the parathyroid gland of cattle, used in medicine chiefly in cases of parathyroid deficiency and in veterinary medicine in the treatment of tetanic convulsions.
- 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.
- pocket-handkerchief — handkerchief (def 1).
- police headquarters — building where police are stationed
- radiochromatography — chromatography in which radiolabeled substances on the chromatogram are determined quantitatively or qualitatively by measuring their radioactivity.
- radiopharmaceutical — any of a number of radioactive drugs used diagnostically or therapeutically.
- redress the balance — to make a fair adjustment; see that justice is done
- reticuloendothelial — pertaining to, resembling, or involving cells of the reticuloendothelial system.
- saccharolactic acid — mucic acid.
- sackcloth and ashes — a public display of extreme grief, remorse, or repentance
- sandwich generation — the generation of people still raising their children while having to care for their aging parents.
- school of the squad — an institution where instruction is given, especially to persons under college age: The children are at school.
- semidetached binary — a pair of stars that are so close together that mass transfer occurs from one to the other
- seventh commandment — “Thou shalt not commit adultery”: seventh of the Ten Commandments.
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- solid-state physics — the branch of physics that deals with the macroscopic physical properties of matter, especially solids; the study of the electromagnetic, structural, and thermodynamic properties of solids.
- south african dutch — the Boers.
- switchblade (knife) — a large jackknife that snaps open when a release button on the handle is pressed
- take care to do sth — If you take care to do something, you make sure that you do it.
- take up the cudgels — If you take up the cudgels for someone or something, you speak or fight in support of them.
- teilhard de chardin — Pierre [pyer] /pyɛr/ (Show IPA), 1881–1955, French Jesuit priest, paleontologist, and philosopher.
- the disenfranchised — people who are deprived of the right to vote or other rights of citizenship
- the middle distance — an unspecified point in the distance
- the whole enchilada — all of it; everything; the entirety of something
- theatrical producer — a person who is responsible for all aspects of a theatrical production
- thiophosphoric acid — an acid derived from phosphoric acid by substituting one or more sulfur atoms for oxygen atoms.
- thomas of woodstock — Duke of Gloucester, 1355–97, English prince (son of Edward III).
- throw cold water on — having a relatively low temperature; having little or no warmth: cold water; a cold day.
- to change your mind — If you change your mind, or if someone or something changes your mind, you change a decision you have made or an opinion that you had.
- trahison des clercs — a compromising of intellectual integrity, esp. for political reasons
- tricks of the trade — expert techniques
- what-do-you-call-it — whachamacallit.