Synonyms of peripheral

peripheral

adjective

pə-ˈri-f(ə-)rəl 

as in auxiliary

available to supply something extra when needed

the IT consultant suggested that we update the drivers for all of the computer's peripheral devices

Synonyms & Similar Words

• auxiliary
• additional
• accessory
• supplementary
• makeshift
• supplemental
• appurtenant
• accessorial
• complementary
• further
• added
• contributory
• backup
• supportive
• subordinate
• secondary
• assisting
• assistant
• another
• tributary
• excess
• superfluous
• subsidiary
• surplus
• substitute
• nonessential
• dispensable
• helping
• unessential
• adjuvant
• subservient

Antonyms & Near Antonyms

• main
• principal
• chief
• basic
• primary
• fundamental
• prime
• necessary
• essential
• integral
• vital
• imperative
• required
• requisite
• all-important
• indispensable
• needed
• needful

Example Sentences

Recent Examples of peripheral

In the first incident, Attwell will have had to keep his eyes down on the tackle, which is late and deliberate, and so loses his peripheral vision that might have picked up Munoz breaking into the area. — Graham Scott, New York Times, 25 Aug. 2026

For Joan and Luis, these activities were not peripheral to their Jewish lives. — Laura Yares, The Conversation, 24 Aug. 2026

The nodules in those early cases ranged from 4 to 10 millimeters, and were the peripheral, hard-to-reach kind where conventional biopsy tools most often fall short. — Geri Stengel, Forbes.com, 21 Aug. 2026

Familial hypercholesterolemia, peripheral artery disease and aortic stenosis are also reasons to get tested. — Hanna Wickes, Miami Herald, 20 Aug. 2026