| OXYRHYNCHUS | • oxyrhynchus n. (Ichthyology) a fish with a pointed snout. • oxyrhynchus n. (Ichthyology) Mormyrus kannume. • Oxyrhynchus prop.n. A city in Egypt. | 
| RHYNCHOCOEL | • rhynchocoel n. A nemertean worm of the former phylum Rhynchocoela. • rhynchocoel n. A tubular cavity, in such worms and other organisms, enclosing a proboscis. • RHYNCHOCOEL n. the cavity in which the proboscis of a nemertine lies. | 
| RHYNCHODONT | • RHYNCHODONT adj. having a toothed beak. | 
| SYNCHORESES | • SYNCHORESIS n. a concession, esp. one made for the sake of a more effective retort. | 
| SYNCHORESIS | • synchoresis n. (Rhetoric) A concession made for the purpose of retorting with greater force. • SYNCHORESIS n. a concession, esp. one made for the sake of a more effective retort. | 
| SYNCHROMESH | • synchromesh n. A system of synchronized transmission found in modern gearboxes to make gear changing easier and smoother. • synchromesh n. (By extension) A device which functions like a synchronized transmission. • synchromesh adj. Having the quality of smoothly exchanging interlocking forces. | 
| SYNCHRONIES | • synchronies n. Plural of synchrony. • SYNCHRONY n. simultaneity. | 
| SYNCHRONISE | • synchronise v. Non-Oxford British spelling standard spelling of synchronize. • SYNCHRONISE v. to cause to happen at the same time, also SYNCHRONIZE. | 
| SYNCHRONISM | • synchronism n. The state of being synchronous. • synchronism n. A temporal relationship between events. • synchronism n. The tabular arrangement of contemporary events etc. in history. | 
| SYNCHRONIZE | • synchronize v. (Transitive) To cause two or more events or actions to happen at exactly the same time or same rate… • synchronize v. (Transitive) To set (a clock or watch) to display the same time as another. • synchronize v. (Computing, transitive, intransitive) To cause (a set of files, data, or settings) on one computer or… | 
| SYNCHRONOUS | • synchronous adj. At the same time, at the same frequency. • synchronous adj. (Computing, of communication) Single-threaded; blocking; occurring in the same thread as other computations… • SYNCHRONOUS adj. happening at the same time. | 
| SYNCHROTRON | • synchrotron n. (Physics) A form of cyclotron in which charged particles are accelerated by an electric field that is… • SYNCHROTRON n. a type of very high-energy particle accelerator. |