- peri-", around or about + "pherein", to bear, carry). An IV (intravenous) catheter is a peripheral line.
* * *1. Relating to or situated at the periphery. 2. Situated nearer the periphery of an organ or part of the body in relation to a specific reference point; opposite of central (centralis). SYN: peripheralis [TA], eccentric (3).
* * *pe·riph·er·al pə-'rif-(ə-)rəl adj1) of, relating to, involving, forming, or located near a periphery or surface part (as of the body)2) of, relating to, affecting, or being part of the peripheral nervous system <\peripheral nerves>3) of, relating to, or being the outer part of the visual field <good \peripheral vision>4) of, relating to, or being blood in the systemic circulation <\peripheral lymphocytes> <\peripheral resistance> <\peripheral blood>pe·riph·er·al·ly -ē adv
Medical dictionary. 2011.
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peripheral — pe‧riph‧e‧ral [pəˈrɪfrəl] adjective 1. peripheral activity/ business etc COMMERCE an activity, business etc that is not the most important one that a company is involved in: • The firm is neglecting profitable core businesses to develop… … Financial and business terms
Peripheral — Pe*riph er*al, a. 1. Of or pertaining to a periphery; constituting a periphery; peripheric. [1913 Webster] 2. (Anat.) External; away from the center; as, the peripheral portion of the nervous system. [1913 Webster] … The Collaborative International Dictionary of English
peripheral — (adj.) 1803, from PERIPHERY (Cf. periphery) + AL (Cf. al) (1). Related: Peripherally. Peripherals peripheral devices of a computer is from 1966 … Etymology dictionary
peripheral — ► ADJECTIVE 1) relating to or situated on the periphery. 2) of secondary importance; marginal. 3) (of a device) able to be attached to and used with a computer, though not an integral part of it. 4) Anatomy near the surface of the body. ► NOUN… … English terms dictionary
peripheral — I adjective beside the point, circumferential, collateral, exterior, external, extraneous, farthest, fringe, impertinent, inconsequential, inessential, irrelevant, on the edge, outer, outermost, outland, outlying, outmost, outside, perimetric,… … Law dictionary
peripheral — [engl.], zur Peripherie gehörig … Universal-Lexikon
peripheral — [adj] minor, outside beside the point, borderline, exterior, external, incidental, inessential, irrelevant, minor, outer, outermost, perimetric, secondary, superficial, surface, tangential, unimportant; concepts 575,583,831 Ant. central, crucial … New thesaurus
peripheral — [pə rif′ə rəl] adj. 1. of, belonging to, or forming a periphery 2. a) lying at the outside or away from the central part; outer; external b) Anat. of, at, or near the surface of the body; specif., designating or of that part of a nervous system… … English World dictionary
peripheral — pe|riph|e|ral1 [pəˈrıfərəl] adj 1.) formal not as important as other things or people in a particular activity, idea, or situation ▪ a diplomat who had a peripheral role in the negotiations ▪ Her involvement in the case was peripheral. peripheral … Dictionary of contemporary English
peripheral — [[t]pərɪ̱fərəl[/t]] peripherals 1) ADJ GRADED A peripheral activity or issue is one which is not very important compared with other activities or issues. Companies are increasingly keen to contract out peripheral activities like training.… … English dictionary