| AROINTING | • arointing v. Present participle of aroint. • AROINT v. (archaic) to drive or frighten away, also AROYNT. |
| IGNITRONS | • ignitrons n. Plural of ignitron. • IGNITRON n. a device for conducting current in which an electrode dips into a pool of mercury and draws up an arc to start ionization. |
| INCRETION | • incretion n. An internal secretion. • INCRETION n. internal secretion. |
| INSERTION | • insertion n. The act of inserting, or something inserted. • insertion n. (Anatomy) The distal end of attachment of a muscle to a bone that will be moved by the muscle. • insertion n. (Genetics) The addition of a nucleotide to a chromosome by mutation. |
| INTERJOIN | • interjoin v. (Mathematics) To interconnect two sets. • interjoin v. (Transitive, intransitive) To join mutually; to unite. • interjoin v. To say by way of interruption, to interject. |
| INTORSION | • intorsion n. A winding, bending, or twisting. • intorsion n. (Botany) The bending or twining of any part of a plant toward one side or the other, or in any direction… • INTORSION n. a twist, a twine, also INTORTION. |
| INTORTING | • intorting v. Present participle of intort. • INTORT v. to twist inwards. |
| INTORTION | • intortion n. Alternative form of intorsion. • INTORTION n. a twist, a twine, also INTORSION. |
| INTRUSION | • intrusion n. The forcible inclusion or entry of an external group or individual; the act of intruding. • intrusion n. (Geology) Magma forced into other rock formations; the rock formed when such magma solidifies. • intrusion n. A structure that lies within a historic district but is nonhistoric and irrelevant to the district. |
| NITRATION | • nitration n. (Chemistry) The reaction of something with nitric acid; especially such a reaction, in the presence… • NITRATION n. conversion into a nitrate. |
| NUTRITION | • nutrition n. (Biology) The organic process by which an organism assimilates food and uses it for growth and maintenance. • nutrition n. That which nourishes; nutriment. • NUTRITION n. the act of nourishing; food. |
| ORIENTING | • orienting v. Present participle of orient. • ORIENT v. to determine the position of, relatively to fixed or known directions, also ORIENTATE. |
| ORNITHINE | • ornithine n. (Biochemistry, organic chemistry) An amino acid, 2,5-diaminopentanoic acid, that is not present in protein… • ORNITHINE n. a bird. |
| RATIONING | • rationing v. Present participle of ration. • rationing n. A ration. • rationing n. Controlled distribution of scarce resources such as food or fuel; used typically in wartime. |
| RENDITION | • rendition n. An interpretation or performance of an artwork, especially a musical score or musical work. • rendition n. A given visual reproduction of something. • rendition n. Translation between languages, or between forms of a language; a translated text or work. |
| RUINATION | • ruination n. The state of being ruined, a state of devastation or destruction. • ruination n. The act of ruining or wrecking. • ruination n. The cause of being ruined, destroyed or lost. |
| TRETINOIN | • tretinoin n. (Pharmacology) The all-trans isomer of retinoic acid that is applied to the skin to treat severe acne… • TRETINOIN n. a synthetic form of vitamin A used as a drug to treat certain skin conditions. |
| URINATION | • urination n. The process of passing urine, that is, of eliminating liquid waste from the body. • URINATION n. the act of voiding urine. |