| putrefaction | (noun) moral perversion; impairment of virtue and moral principles | Synonyms: corruption, degeneracy, depravation, depravity |
|---|
| (noun) (biology) the process of decay caused by bacterial or fungal action | Synonyms: breakdown, decomposition, rot, rotting |
| (noun) a state of decay usually accompanied by an offensive odor | Synonyms: rot |
| radioactivity | (noun) the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay | Synonyms: radiation |
|---|
| rarefaction | (noun) a decrease in the density of something | - |
|---|
| reaction | (noun) a bodily process occurring due to the effect of some antecedent stimulus or agent | Synonyms: response |
|---|
| (noun) doing something in opposition to another way of doing it that you don't like | - |
| (noun) an idea evoked by some experience | - |
| (noun) extreme conservatism in political or social matters | - |
| (noun) (mechanics) the equal and opposite force that is produced when any force is applied to a body | - |
| (noun) a response that reveals a person's feelings or attitude | - |
| (noun) (chemistry) a process in which one or more substances are changed into others | Synonyms: chemical reaction |
| reactionary | (noun) an extreme conservative; an opponent of progress or liberalism | Synonyms: extreme right-winger, ultraconservative |
|---|
| reactionism | (noun) the political orientation of reactionaries | - |
|---|
| reactivity | (noun) responsive to stimulation | Synonyms: responsiveness |
|---|
| (noun) ready susceptibility to chemical change | - |
| redaction | (noun) the act of putting something in writing | - |
|---|
| (noun) putting something (as a literary work or a legislative bill) into acceptable form | Synonyms: editing |
| refraction | (noun) the amount by which a propagating wave is bent | Synonyms: deflection, deflexion |
|---|
| (noun) the change in direction of a propagating wave (light or sound) when passing from one medium to another | - |
| refractiveness | (noun) the physical property of a medium as determined by its index of refraction | Synonyms: refractivity |
|---|
| refractivity | (noun) the physical property of a medium as determined by its index of refraction | Synonyms: refractiveness |
|---|
| retraction | (noun) the act of pulling or holding or drawing a part back | - |
|---|
| (noun) a disavowal or taking back of a previous assertion | Synonyms: abjuration, recantation |
| satisfaction | (noun) act of fulfilling a desire or need or appetite | - |
|---|
| (noun) the contentment one feels when one has fulfilled a desire, need, or expectation | - |
| (noun) compensation for a wrong | Synonyms: atonement, expiation |
| (noun) (law) the payment of a debt or fulfillment of an obligation | - |
| (noun) state of being gratified or satisfied | Synonyms: gratification |
| stalactite | (noun) a cylinder of calcium carbonate hanging from the roof of a limestone cave | - |
|---|
| stupefaction | (noun) the action of stupefying; making dull or lethargic | - |
|---|
| (noun) marginal consciousness | Synonyms: grogginess, semiconsciousness, stupor |
| (noun) a feeling of stupefied astonishment | - |
| subtraction | (noun) the act of subtracting (removing a part from the whole) | Synonyms: deduction |
|---|
| (noun) an arithmetic operation in which the difference between two numbers is calculated | Synonyms: minus |
| syntactician | (noun) a linguist who specializes in the study of grammar and syntax | Synonyms: grammarian |
|---|
| tactic | (noun) a plan for attaining a particular goal | Synonyms: maneuver, manoeuvre, tactics |
|---|
| tactician | (noun) a person who is skilled at planning tactics | - |
|---|
| tactics | (noun) a plan for attaining a particular goal | Synonyms: maneuver, manoeuvre, tactic |
|---|
| (noun) the branch of military science dealing with detailed maneuvers to achieve objectives set by strategy | - |
| tactility | (noun) the faculty of perceiving (via the skin) pressure or heat or pain | Synonyms: skin perceptiveness, tactual sensation, touch perception |
|---|
| traction | (noun) (orthopedics) the act of pulling on a bone or limb (as in a fracture) to relieve pressure or align parts in a special way during healing | - |
|---|
| (noun) the friction between a body and the surface on which it moves (as between an automobile tire and the road) | Synonyms: adhesive friction, grip |
| transactinide | (noun) any of the artificially produced elements with atomic numbers greater than 103 | - |
|---|
| transaction | (noun) the act of transacting within or between groups (as carrying on commercial activities) | Synonyms: dealing, dealings |
|---|
| transactions | (noun) a written account of what transpired at a meeting | Synonyms: minutes, proceedings |
|---|
| tumefaction | (noun) the process of tumefying; the organic process whereby tissue becomes swollen by the accumulation of fluid within it | - |
|---|
| unattractiveness | (noun) an ugliness of appearance that is not appealing to viewers | - |
|---|