| ANTHRAQUINONES | • anthraquinones n. Plural of anthraquinone. • ANTHRAQUINONE n. a chemical used in the manufacture of some dyes. |
| PHYLLOQUINONES | • phylloquinones n. Plural of phylloquinone. • PHYLLOQUINONE n. vitamin K1, one of the fat-soluble vitamin K group, essential for normal blood coagulation. |
| PLASTOQUINONES | • plastoquinones n. Plural of plastoquinone. • PLASTOQUINONE n. a plant substance that is related to vitamin K and plays a role in photosynthetic phosphorylation. |
| QUINCENTENNIAL | • quincentennial adj. Of or related to a 500th anniversary. • quincentennial n. A 500th anniversary. • QUINCENTENNIAL n. a five hundred year anniversary. |
| QUINDECENNIALS | • QUINDECENNIAL n. a fifteenth anniversary. |
| QUINDECILLIONS | • quindecillions n. Plural of quindecillion. • QUINDECILLION n. ten to the power of 48, or in Britain ten to the power of 90. |
| QUINQUAGESIMAL | • quinquagesimal adj. Of or related to a set of 50 people or items. • QUINQUAGESIMAL adj. consisting of fifty days. |
| QUINQUECOSTATE | • quinquecostate adj. (Botany) Having five ribs. • QUINQUECOSTATE adj. five-ribbed. |
| QUINQUEFARIOUS | • quinquefarious adj. (Botany, rare) Arranged in five vertical rows. • QUINQUEFARIOUS adj. arranged in five rows. |
| QUINQUEFOLIATE | • quinquefoliate adj. (Botany) Having five leaves or leaflets. • QUINQUEFOLIATE adj. having five leaves. |
| QUINQUENNIALLY | • quinquennially adv. Every five years. • QUINQUENNIAL adv. lasting five years; occurring every fifth year. |
| QUINQUEPARTITE | • quinquepartite adj. Consisting of five parts. • QUINQUEPARTITE adj. divided into or composed of five parts. |
| QUINQUEVALENCE | • quinquevalence n. The condition of being quinquevalent. • QUINQUEVALENCE n. pentavalency, also QUINQUEVALENCY, QUINQUIVALENCE, QUINQUIVALENCY. |
| QUINQUEVALENCY | • quinquevalency n. Alternative form of quinquivalence. • QUINQUEVALENCY n. pentavalency, also QUINQUEVALENCE, QUINQUIVALENCE, QUINQUIVALENCY. |
| QUINQUIVALENCE | • quinquivalence n. The condition of being quinquivalent. • QUINQUIVALENCE n. the state of being quinquivalent, having a valency of five, also QUINQUEVALENCE, QUINQUEVALENCY, QUINQUIVALENCY. |
| QUINQUIVALENCY | • quinquivalency n. Alternative form of quinquivalence. • QUINQUIVALENCY n. the state of being quinquivalent, having a valency of five, also QUINQUEVALENCE, QUINQUEVALENCY, QUINQUIVALENCE. |
| QUINTESSENTIAL | • quintessential adj. Of the nature of a quintessence (in all senses); being or relating to the ultimate essence of something. • quintessential n. The fundamental essence of something. • QUINTESSENTIAL n. something that is a typical part or pure example. |
| QUINTILLIONTHS | • quintillionths n. Plural of quintillionth. • QUINTILLIONTH n. a quintillionth part. |
| QUINTUPLICATED | • quintuplicated v. Simple past tense and past participle of quintuplicate. • QUINTUPLICATE v. to make quintuple or fivefold. |
| QUINTUPLICATES | • quintuplicates n. Plural of quintuplicate. • quintuplicates v. Third-person singular simple present indicative form of quintuplicate. • QUINTUPLICATE v. to make quintuple or fivefold. |