Definition of para- in English:

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(also par-)


1Beside; adjacent to: parameter parataxis parathyroid
1.1 Medicine Denoting a disordered function or faculty: paresthesia
1.2Distinct from, but analogous to: paramilitary paraphrase paratyphoid
1.3Beyond: paradox paranormal parapsychology
1.4Subsidiary; assisting: paramedic paraprofessional
2 Chemistry Denoting substitution at diametrically opposite carbon atoms in a benzene ring, e.g., in 1, 4 positions: paradichlorobenzene Compare with meta- and ortho-.


From Greek para 'beside'; in combinations often meaning 'amiss, irregular' and denoting alteration or modification.

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