| ANTICATALYSTS | • anticatalysts n. Plural of anticatalyst. • ANTICATALYST n. a substance that destroys or diminishes the activity of a catalyst. |
| CLARINETTISTS | • clarinettists n. Plural of clarinettist. • CLARINETTIST n. one who plays the clarinet, also CLARINETIST. |
| DILETTANTISMS | • dilettantisms n. Plural of dilettantism. • DILETTANTISM n. the state of being a dilettante, also DILETTANTEISM. |
| INTERSTITIALS | • interstitials n. Plural of interstitial. • INTERSTITIAL n. an extra atom in a crystal lattice, causing a defect. |
| POSTLITERATES | Sorry, definition not available. |
| RELATIVITISTS | • relativitists n. Plural of relativitist. • RELATIVITIST n. a person who studies or accepts relativity. |
| SALTATIONISTS | • saltationists n. Plural of saltationist. • SALTATIONIST n. someone who supports saltationism as a theory. |
| SANSCULOTTIST | • sansculottist n. Alternative form of sans-culottist. • sans-culottist n. A proponent of sans-culottism; a person of extreme republican principles. • SANSCULOTTIST n. a violent revolutionary. |
| SLATTERNLIEST | • SLATTERNLY adj. like a slattern. |
| STALACTITIOUS | • STALACTITIOUS adj. of or like a stalactite. |
| STATISTICALLY | • statistically adv. In a statistical way. • statistically adv. From a statistical point of view. • statistically adv. From statistical evidence. |
| STOMATOLOGIST | • stomatologist n. (Medicine) A practitioner of stomatology. • STOMATOLOGIST n. a person who works in stomatology. |
| STOMATOPLASTY | • stomatoplasty n. (Surgery) The operation of forming a mouth where the aperture has been contracted or deformed. • STOMATOPLASTY n. plastic surgery of the mouth. |
| STROMATOLITES | • stromatolites n. Plural of stromatolite. • STROMATOLITE n. a rounded, multilayered structure, found in rocks dating back at least 2800 million years, having present-day equivalents that result from the growth, under special conditions, of blue-green algae. |
| STRUCTURALIST | • structuralist adj. Of or pertaining to structuralism. • structuralist n. An advocate or follower of structuralism. • STRUCTURALIST n. an exponent of structuralism. |
| SUBSTITUTABLE | • substitutable adj. Capable of being used as a substitute; valid as a replacement or alternate item. • substitutable adj. Capable of being substituted. • substitutable n. Something that can be substituted for something else; a viable replacement. |
| TERATOLOGISTS | • teratologists n. Plural of teratologist. • TERATOLOGIST n. a student of teratology. |
| TESTABILITIES | • testabilities n. Plural of testability. • TESTABILITY n. the ability to be tested. |
| TOTALISATIONS | • totalisations n. Plural of totalisation. • TOTALISATION n. the act of totalising, also TOTALIZATION. |
| ULTRALEFTISTS | • ultraleftists n. Plural of ultraleftist. • ULTRALEFTIST n. one who supports the extreme Left. |