12-letter words containing s, i, n, o
- championship — A championship is a competition to find the best player or team in a particular sport.
- chemokinesis — the random movement of cells, such as leucocytes, stimulated by substances in their environment
- chicharrones — A Hispanic dish; made of fried pork rinds.
- china closet — a cabinet or cupboard for storing or exhibiting chinaware.
- chinese copy — an exact copy of an original
- chinese tour — a tour in which visitors are shown only what those in charge want them to see.
- chirognomist — someone who studies chirognomy
- chiropterans — Plural form of chiropteran.
- chisel point — a nail or spike with the point formed by two flat inclined sides meeting at a sharp angle.
- chlorospinel — a variety of spinel used as a gem, colored grass-green by the presence of copper.
- choir-screen — a partition or a screen in a church that acts as a divide between the choir and the aisles
- cholericness — The state or quality of being choleric.
- chondriosome — mitochondrion
- chondrostian — relating to the class Chondrostei of fish with fin rays
- christophany — an appearance or emergence of Christ following his crucifixion
- christophene — chayote.
- chronologies — Plural form of chronology.
- chronologise — Alternative spelling of chronologize.
- chronologist — a person versed in chronology.
- chylomicrons — Plural form of chylomicron.
- chymotrypsin — a powerful proteolytic enzyme secreted from the pancreas in the form of chymotrypsinogen, being converted to the active form by trypsin
- cinque ports — an association of ports on the SE coast of England, originally consisting of Hastings, Romney, Hythe, Dover, and Sandwich, which from late Anglo-Saxon times provided ships for the king's service in return for the profits of justice in their courts. The Cinque Ports declined with the growth of other ports and surrendered their charters in 1685
- circulations — Plural form of circulation.
- circumcision — surgical removal of the foreskin of males
- circumfusion — to pour around; diffuse.
- civilisation — Alternative spelling of civilization.
- cladogenesis — adaptive evolution leading to a greater variety of species
- clairvoyants — Plural form of clairvoyant.
- clams casino — broiled clams topped with garlic butter, bacon, bread crumbs, etc. and served in their bottom shells
- class action — A class action is a legal case brought by a group of people rather than an individual.
- classloading — (computing, Java) The dynamic loading of classes into a virtual machine, as performed by a classloader.
- claustration — the act of confining to a small space (usually a cloister)
- clinozoisite — a monoclinic mineral, hydrous calcium aluminum silicate, a variety of epidote, dimorphous with zoisite.
- clintonomics — (used with a singular verb) the economic policies set forth by President Bill Clinton.
- cloddishness — The quality of being cloddish.
- clonic spasm — Pathology. a sudden, abnormal, involuntary muscular contraction, consisting of a continued muscular contraction (tonic spasm) or of a series of alternating muscular contractions and relaxations (clonic spasm)
- closed chain — any structural arrangement, used in the models and formulas of molecules, consisting of a chain of atoms that forms a closed geometric figure; ring
- closed union — a labor union in which admission of new members is restricted by rigid requirements.
- closefitting — fitting tightly, esp. in such a way as to show the contours of the body
- closegrained — having a fine, compact grain or texture
- closing date — The closing date for a competition or offer is the final date by which entries or applications must be received.
- closing time — Closing time is the time when something such as a shop, library, or pub closes and people have to leave.
- clothes-line — a strong, narrow rope, cord, wire, etc., usually stretched between two poles, posts, or buildings, on which clean laundry is hung to dry.
- clotheslined — Simple past tense and past participle of clothesline.
- clotheslines — Plural form of clothesline.
- clovis point — flint projectile dating from the 10th millennium bc
- clownishness — The state of being clownish.
- co-extrusion — simultaneous extrusion of two or more different yet compatible metals or plastics through the same die.
- co-ownership — the fact or state of being one of the joint owners of something
- co-president — a person who shares the highest position in an organization with another person