Para-

Definition of Para-

Par´a-

	1.	A prefix signifying alongside of, beside, beyond, against, amiss; as para ble, literally, a placing beside; para dox, that which is contrary to opinion; para chronism.
	2.	(Chem.) A prefix denoting: (a) Likeness, similarity, or connection, or that the substance resembles, but is distinct from, that to the name of which it is prefixed; as par aldehyde, para conine, etc.; also, an isomeric modification. (b) Specifically: (Organ. Chem.) That two groups or radicals substituted in the benzene nucleus are opposite, or in the respective positions 1 and 4; 2 and 5; or 3 and 6, as para xylene; par oxybenzoic acid. Cf. Ortho-, and Meta-. Also used adjectively.

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