The meaning of SYN- is with : along with : together. How to use syn- in a sentence.

Definition of 'syn' syn in British English (saɪn , sɪn ) adverb, preposition, conjunction

SYN- definition: a prefix occurring in loanwords from Greek, having the same function as co- (synthesis; synoptic ); used, with the meaning “with,” “together,” in the formation of compound words …

Jul 8, 2025 · Syn- becomes syl- before l: syllepsis; sym- before b, m, and p: symbol, symmetry, sympathy, symphony; syr- before r (theoretical); sys- before s (theoretical); sy ...

syn-, prefix meanings, etymology, pronunciation and more in the Oxford English Dictionary

"together with, jointly; alike; at the same time," also sometimes completive or… See origin and meaning of syn-.

syn-, prefix. syn- comes from Greek, where it has the meaning "with; together.'' This meaning is found in such words as: idiosyncrasy, photosynthesis, synagogue, synchronize, synchronous, synonym, …