The following pages give the origin and meaning of various Greek and Latin roots as well as definitions of English words that are derived from these roots. Similar roots that may be confused with the root under discussion are noted. Opposite roots that are often associated with the given root are also noted. English words are generally given alphabetically, although closely related words are grouped to help with comprehension and memory. Occasionally, visual examples are also provided.
- ante-, anti-
- arachn-
- axi-
- bar–
- carn–
- chlor–
- chrom–
- cis–
- coron-
- corp-, corpor-
- crypt-, crypto-
- duct–
- dis-, dist-
- dors-
- ferr–
- flect-, flex-
- herb–
- heli–
- heter-, hetero-
- lept–
- lith–
- lustr–
- malle–
- medi-
- mort-
- neo–
- noc-, noct-
- ornith–
- ov–
- phag–
- phor–
- phos–
- pisc–
- plumb–
- post-
- proxim-
- rhod–
- sagitt-
- sanguin-
- sarc-
- techn–
- therm–
- umbra-
- ventr-
- verm-
- vor–
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