1. an artificial device that replaces a missing body part
Usage: medical
2. the addition of a sound or syllable at the beginning of a word
Usage: linguistics

Examples

• The veteran received a new leg prothesis after the accident.
• Modern prothesis technology allows for remarkable mobility.
• The prothesis was custom-fitted to match her natural movements.
• In linguistics, prothesis occurs when a vowel is added to the beginning of a word.
• The word ‘especial’ shows prothesis compared to ‘special’.
• His arm prothesis was nearly indistinguishable from a real limb.