| quin | (noun) one of five children born at the same time from the same pregnancy | Synonyms: quint, quintuplet |
|---|
| quinacrine | (noun) a drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria | Synonyms: Atabrine, mepacrine, quinacrine hydrochloride |
|---|
| quince | (noun) aromatic acid-tasting pear-shaped fruit used in preserves | - |
|---|
| (noun) small Asian tree with pinkish flowers and pear-shaped fruit; widely cultivated | Synonyms: Cydonia oblonga, quince bush |
| quincentenary | (adjective) of or relating to a 500th anniversary | Synonyms: quincentennial |
|---|
| (noun) the 500th anniversary (or the celebration of it) | Synonyms: quincentennial |
| quincentennial | (adjective) of or relating to a 500th anniversary | Synonyms: quincentenary |
|---|
| (noun) the 500th anniversary (or the celebration of it) | Synonyms: quincentenary |
| quinidine | (noun) cardiac drug (trade names Quinidex and Quinora) used to treat certain heart arrhythmias | Synonyms: Quinidex, Quinora |
|---|
| quinine | (noun) a bitter alkaloid extracted from chinchona bark; used in malaria therapy | - |
|---|
| quinone | (noun) any of a class of aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes | Synonyms: benzoquinone |
|---|
| quinquefoliate | (adjective) (of a leaf shape) having five leaflets | - |
|---|
| quinquennium | (noun) a period of five years | - |
|---|
| quinsy | (noun) a painful pus filled inflammation of the tonsils and surrounding tissues; usually a complication of tonsillitis | Synonyms: peritonsillar abscess |
|---|
| quint | (noun) one of five children born at the same time from the same pregnancy | Synonyms: quin, quintuplet |
|---|
| (noun) the cardinal number that is the sum of four and one | Synonyms: 5, cinque, fin, five, fivesome, Little Phoebe, pentad, Phoebe, quintet, quintuplet, V |
| quintal | (noun) a United States unit of weight equivalent to 100 pounds | Synonyms: cental, centner, cwt, hundredweight, short hundredweight |
|---|
| (noun) a unit of weight equal to 100 kilograms | - |
| quintessence | (noun) the purest and most concentrated essence of something | - |
|---|
| (noun) the most typical example or representative of a type | - |
| (noun) the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies | Synonyms: ether |
| quintessential | (adjective) representing the perfect example of a class or quality | - |
|---|
| quintet | (noun) a musical composition for five performers | Synonyms: quintette |
|---|
| (noun) five people considered as a unit | Synonyms: fivesome, quintette |
| (noun) a set of five similar things considered as a unit | Synonyms: quintette, quintuple, quintuplet |
| (noun) five performers or singers who perform together | Synonyms: quintette |
| (noun) the cardinal number that is the sum of four and one | Synonyms: 5, cinque, fin, five, fivesome, Little Phoebe, pentad, Phoebe, quint, quintuplet, V |
| quintette | (noun) a musical composition for five performers | Synonyms: quintet |
|---|
| (noun) five people considered as a unit | Synonyms: fivesome, quintet |
| (noun) a set of five similar things considered as a unit | Synonyms: quintet, quintuple, quintuplet |
| (noun) five performers or singers who perform together | Synonyms: quintet |
| quintillion | (noun) the number that is represented as a one followed by 18 zeros in the US | - |
|---|
| quintillionth | (adjective) the ordinal number of one quintillion in counting order | - |
|---|
| (noun) one part in a quintillion equal parts | Synonyms: one-quintillionth |
| quintipara | (noun) (obstetrics) woman who has given birth to a viable infant in each of five pregnancies | - |
|---|
| quintuple | (adjective) having five units or components | Synonyms: five-fold, fivefold |
|---|
| (noun) a set of five similar things considered as a unit | Synonyms: quintet, quintette, quintuplet |
| (verb) increase fivefold | - |
| quintuplet | (noun) a set of five similar things considered as a unit | Synonyms: quintet, quintette, quintuple |
|---|
| (noun) one of five children born at the same time from the same pregnancy | Synonyms: quin, quint |
| (noun) the cardinal number that is the sum of four and one | Synonyms: 5, cinque, fin, five, fivesome, Little Phoebe, pentad, Phoebe, quint, quintet, V |
| quintupling | (noun) increasing by a factor of five | - |
|---|