| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| quack grass | See Quitch grass. | |
| quacksalver | noun | One who boasts of his skill in medicines and salves, or of the efficacy of his prescriptions; a charlatan; a quack; a mountebank. |
| quadrennial | adjective | Comprising four years; as, a quadrennial period., Occurring once in four years, or at the end of every four years; as, quadrennial games. |
| quadrennium | noun | A space or period of four years. |
| quadribasic | adjective | Same as Tetrabasic. |
| quadrillion | noun | According to the French notation, which is followed also upon the Continent and in the United States, a unit with fifteen ciphers annexed; according to the English notation, the number produced by involving a million to the fourth power, or the number represented by a unit with twenty-four ciphers annexed. See the Note under Numeration. |
| quadrilobed | adjective | Having four lobes; as, a quadrilobate leaf. |
| quadrinodal | adjective | Possessing four nodes; as, quadrinodal curves. |
| quadrivalve | adjective | Dehiscent into four similar parts; four-valved; as, a quadrivalve pericarp., A door, shutter, or the like, having four folds. |
| quadrupedal | adjective | Having four feet; of or pertaining to a quadruped. |
| quadrupling | present participle & vb. noun | of Quadruple |
| qualifiable | adjective | Capable of being qualified; abatable; modifiable. |
| qualifiedly | adverb | In the way of qualification; with modification or qualification. |
| qualitative | adjective | Relating to quality; having the character of quality. |
| quarantined | imp. & past participle | of Quarantine |
| quarrelling | of Quarrel | |
| quarrellous | adjective | Quarrelsome. |
| quarrelsome | adjective | Apt or disposed to quarrel; given to brawls and contention; easily irritated or provoked to contest; irascible; choleric. |
| quartenylic | adjective | Pertaining to, or designating, an acid of the acrylic acid series, metameric with crotonic acid, and obtained as a colorless liquid; — so called from having four carbon atoms in the molecule. Called also isocrotonic acid. |
| quarterfoil | noun | An ornamental foliation having four lobes, or foils. |
| quarterhung | adjective | Having trunnions the axes of which lie below the bore; — said of a cannon. |
| quarterlies | plural | of Quarterly |
| quarterpace | noun | A platform of a staircase where the stair turns at a right angle only. See Halfpace. |
| queenliness | noun | The quality of being queenly; the; characteristic of a queen; stateliness; eminence among women in attractions or power. |
| queen truss | A truss framed with queen-posts; a queen-post truss. | |
| quermonious | adjective | Complaining; querulous; apt to complain. |
| querquedule | noun | A teal., The pintail duck. |
| questioning | present participle & vb. noun | of Question |
| questionary | adjective | Inquiring; asking questions; testing., One who makes it his business to seek after relics and carry them about for sale. |
| questionist | noun | A questioner; an inquirer., A candidate for honors or degrees who is near the time of his examination. |
| questmonger | noun | One who lays informations, and encourages petty lawsuits. |
| questorship | noun | The office, or the term of office, of a questor. |
| quibblingly | adverb | Triflingly; evasively. |
| quicksilver | adjective | The metal mercury; — so called from its resemblance to liquid silver. |
| quiescently | adverb | In a quiescent manner. |
| quincuncial | Having the form of a quincunx., Having the leaves of a pentamerous calyx or corolla so imbricated that two are exterior, two are interior, and the other has one edge exterior and one interior; as, quincuncial aestivation. | |
| quindecagon | noun | A plane figure with fifteen angles, and consequently fifteen sides. |
| quindecylic | noun | Pertaining to, or designating, an acid of the fatty acid series, containing fifteen atoms of carbon; called also pentadecylic acid. |
| quinhydrone | noun | A green crystalline substance formed by the union of quinone with hydroquinone, or as an intermediate product in the oxidation of hydroquinone or the reduction of quinone. |
| quinologist | noun | One who is versed in quinology. |
| quinoxaline | noun | Any one of a series of complex nitrogenous bases obtained by the union of certain aniline derivatives with glyoxal or with certain ketones. |
| quinquereme | noun | A galley having five benches or banks of oars; as, an Athenian quinquereme. |
| quinquevirs | plural | of Quinquevir |
| quinqueviri | plural | of Quinquevir |
| quintupling | present participle & vb. noun | of Quintuple |
| quiritation | noun | A crying for help. |
| quitclaimed | imp. & past participle | of Quitclaim |
| quiveringly | adverb | With quivering motion. |