| Scrabble Word | Definition |
| catabolically22 | In terms of catabolism. |
| catalytically23 | In terms of, or by means of, catalysis. |
| catastrophism22 | (geology) The doctrine that sudden catastrophes, rather than continuous change, cause the main features of the Earth's crust. |
| catastrophist20 | Of, having, or being a theory that explains a situation by positing one or more catastrophic events, as opposed to gradual changes. |
| catatonically20 | With, or as if with, catatonia; rigidly, mechanically |
| catechization29 | The act of catechizing. |
| catecholamine22 | (biochemistry) Any of a class of aromatic amines derived from pyrocatechol that are hormones produced by the adrenal gland. |
| categorically21 | In a categorical manner |
| catercornered18 | |
| catheterizing28 | present participle of catheterize |
| catholicities20 | plural of catholicity |
| catholicizing30 | present participle of catholicize |
| Scrabble Word | Definition |
| catabolism16 | (biochemistry) Destructive metabolism, usually including the release of energy and breakdown of materials. |
| catabolite14 | (biochemistry) Any substance produced during catabolism |
| catabolize23 | (intransitive) To undergo catabolism. |
| cataclysms19 | plural of cataclysm |
| catafalque24 | A platform used to display or convey a coffin during a funeral, often ornate. |
| catalectic16 | (poetry) Said of a line with incomplete meter, lacking a syllable at the end or ending with an incomplete foot. |
| cataleptic16 | Pertaining to, or affected by, catalepsy. |
| catalogers13 | plural of cataloger |
| cataloging14 | Alternative form of cataloguing |
| catalogued14 | simple past tense and past participle of catalogue |
| cataloguer13 | One who catalogues. |
| catalogues13 | plural of catalogue |
| catalyzers24 | plural of catalyzer |
| catalyzing25 | present participle of catalyze |
| catamarans14 | plural of catamaran |
| catamenial14 | Of or relating to the menses or menstruation |
| catamounts14 | plural of catamount |
| cataphoras17 | plural of cataphora |
| cataphoric19 | Of or relating to cataphora. |
| cataphylls20 | plural of cataphyll |
| Scrabble Word | Definition |
| catabolic15 | Of, or relating to catabolism. |
| cataclysm18 | A sudden, violent event. |
| catacombs17 | plural of catacomb |
| catalases11 | plural of catalase |
| catalatic13 | (biochemistry) Related to a catalase |
| catalepsy16 | (pathology) severe bodily condition, described in psychiatric pathology, marked by sudden rigidity, fixation of posture, and loss of contact with environmental conditions |
| catalexes18 | plural of catalexis |
| catalexis18 | A shortened or incomplete last foot at the end of a verse. |
| cataloged13 | simple past tense and past participle of catalog |
| cataloger12 | Alternative spelling of cataloguer |
| catalogic14 | Pertaining to or consisting of a catalogue. |
| catalogue12 | A systematic list of names, books, pictures etc. |
| catalyses14 | plural of catalysis |
| catalysis14 | (chemistry) The increase of the rate of a chemical reaction, induced by a catalyst. |
| catalysts14 | plural of catalyst |
| catalytic16 | (chemistry) Of or relating to a catalyst; having properties facilitating chemical reaction or change. |
| catalyzed24 | simple past tense and past participle of catalyze |
| catalyzer23 | (American spelling) That which catalyzes. |
| catalyzes23 | Third-person singular simple present indicative form of catalyze |
| catamaran13 | A twin-hulled ship or boat. |
| Scrabble Word | Definition |
| catacomb16 | (often plural) An underground system of tunnels and chambers with recesses for graves, used (in former times) as a cemetery; a tunnel system used for burying the dead, as in Paris or Ancient Rome. |
| catalase10 | An enzyme found in the liver that catalyses the decomposition of hydrogen peroxide to water and oxygen. |
| cataloes10 | plural of catalo |
| catalogs11 | plural of catalog |
| catalpas12 | plural of catalpa |
| catalyst13 | (chemistry) A substance that increases the rate of a chemical reaction without being consumed in the process. |
| catalyze22 | (transitive) To bring about the catalysis of a chemical reaction. |
| catamite12 | A boy or younger man in a homoerotic relationship with an older man. [1552] |
| catapult12 | A device or weapon for throwing or launching large objects, such as a mechanical aid on aircraft carriers designed to help airplanes take off from the flight deck. |
| cataract12 | (obsolete) A waterspout |
| catarrhs13 | plural of catarrh |
| catawbas15 | plural of catawba |
| catbirds13 | plural of catbird |
| catboats12 | plural of catboat |
| catbrier12 | |
| catcalls12 | plural of catcall |
| catchall15 | Alternative form of catch-all |
| catchers15 | plural of catcher |
| catchfly21 | Any of several unrelated plants that have sticky leaves on which flies become stuck; especially, the silenes or campions. |
| catchier15 | comparative form of catchy: more catchy |
| Scrabble Word | Definition |
| catalog10 | US and Canada spelling of catalogue |
| catalos9 | |
| catalpa11 | Any tree of the genus Catalpa, in the family Bignoniaceae. The two North American species, the southern catalpa, Catalpa bignonioides, and the northern catalpa, Catalpa speciosa — along with the yellow catalpa, Catalpa ovata, from China — are often planted as ornamentals because of their showy flowers and decorative bean pods, though others regard the bean pods as a nuisance. |
| catarrh12 | (pathology) Inflammation of the mucous membranes of the nose and throat. |
| catawba14 | The catawba grape, a cultivar of North American Vitis labrusca. |
| catbird12 | Either of two species of American mockingbird relatives, the grey catbird, Dumetella carolinensis, and the black catbird, Melanoptila glabrirostris. |
| catboat11 | A sailing boat with a single sail, usually rigged on a gaff spar, used for fishing in New England and later adapted for racing and cruising. It has a single mast set near to the bow and a long boom which may extend over the stern. |
| catcall11 | A shout or whistle expressing dislike, especially from a crowd or audience; a jeer, a boo. |
| catcher14 | Someone or something that catches. |
| catches14 | plural of catch |
| catchup16 | Alternative form of catsup |
| catclaw14 | An acacia, specifically Acacia greggii, now Senegalia greggii, native to most of the border region of the US and Mexico. |
| catechu14 | A gummy extract of any of several species of Acacieae, produced by boiling the wood of the tree in water and evaporating the resulting liquid. |
| catenae9 | plural of catena |
| catenas9 | plural of catena |
| cateran9 | (historical) A Highlander working as a professional fighter; a mercenary attached to a Scottish clan. |
| catered10 | simple past tense and past participle of cater |
| caterer9 | A person employed to obtain and maintain the storage of provisions, especially food. |
| catface14 | A mark or blemish in wood, plasterwork etc. |
| catfall12 | (nautical) A rope used in hoisting the anchor to the cathead. |
| Scrabble Word | Definition |
| catalo8 | (dated) Alternative form of cattelo |
| catchy16 | Instantly appealing and memorable (of a tune or phrase). |
| catena8 | A series of related items. |
| caters8 | Third-person singular simple present indicative form of cater |
| catgut9 | (countable) A cord of great toughness made from the intestines of animals, especially of sheep, used for strings of musical instruments, raquets, sutures etc. |
| cation8 | (physical chemistry) a positively charged ion, i.e. one that would be attracted to the cathode in electrolysis |
| catkin12 | (botany) A type of inflorescence, consisting of an axis with many unisexual apetalous flowers along its sides, as in the willow and poplar. |
| catlin8 | Alternative form of catling (surgical knife) |
| catnap10 | A brief, light sleep, usually during the daytime. [from 1820s] |
| catnip10 | Any of the about 250 species of flowering plant of the genus Nepeta, family Lamiaceae, certain of which are said to have medicinal qualities. |
| catsup10 | Alternative form of ketchup |
| catted9 | simple past tense and past participle of cat |
| cattie8 | Archaic form of catty. (Chinese unit of weight) |
| cattle8 | Domesticated bovine animals (cows, bulls, steers etc). |