- (RP) enPR: əfîʹrĭsĭs, IPA: /əˈfɪəɹɪsɪs/,
- (America) IPA: /əˈfɛɹəsɪs/ (linguistics)
- (America) IPA: /ˌæfəˈɹisɪs/ (medicine)
- (linguistics, prosody) Elision, suppression, or complete loss of a letter or sound (syllable) from the beginning of a word, such as the development of special from especial; procope.
- Synonyms: pheresis, procope
- hypo en
- Coordinate term: syncope#English|syncope
- (medicine, specific, still current) The removal of blood from a patient, and the removal of certain components (such as platelets) from that blood, followed by the transfusion of the filtered blood back to the donor (patient).
- Synonyms: pheresis, hemapheresis
- (medicine, general, obsolete) Extirpation or extraction of a superfluity (especially a pathological one) from the body, especially blood.
- Portuguese: aférese