vis
Latinsee, look
About This Root
The root vis comes from Latin vidēre, 'to see.' Latin verbs carry two stems, and vidēre split into two families that look quite different on the surface but mean the same thing.
The present stem gives us vid-. Latin video literally meant 'I see' — which is exactly why a moving picture you watch is a video. From ē- (out) + vidēre came ēvidēns, 'seeing out, clearly visible,' which became evident and evidence: facts so clear you can practically see them. And from pro- (ahead) + vidēre came prōvidēre, 'to see ahead' — to look into the future and prepare for it. That single image fans out into a whole cluster: provide (see ahead and supply), provision (what you've laid in for the future), provisional (a temporary 'for now' arrangement), and even provided that (a clause that 'sees ahead' to a condition).
The past-participle stem vīsum gives us vis-. This is the workhorse:
- vision — the act or power of seeing; later, a thing seen in the mind
- visible / invisible — able / unable to be seen
- visual / visualize — relating to sight; to form a picture in the mind
- visit — from vīsitāre, 'to go and see' someone repeatedly
- vista — Italian for 'a view'; the long see-through down an avenue
- visa — short for Latin carta vīsa, 'a paper that has been seen' (and stamped as checked)
Prefixes then steer the looking. super- (over, above) + vidēre → supervise: to look down over someone's work. re- (again) + vīsum → revise: to look at again and fix. ad- (toward) + vīsum → advise: to look toward a matter and offer a considered opinion. in- (in, at) + vīsum → envisage / envision: to look at something in the mind's eye.
Finally, French handling of the same Latin verb softened vis- into view: what you can see. Prefixes do the same work here as on the Latin side — re- + view = review (look again, evaluate), inter- + view = interview (two parties looking at each other and questioning), pre- + view = preview (look in advance), over- + view = overview (a look from above). And the verb-ending -vey in survey is sur- (over, from above) + vidēre: to look over the whole field.
The pattern is simple once you see it: whatever the surface form — vid, vis, view, -vey — it is always about the eye, real or imagined. The prefix tells you from where or in which direction you are looking; the root just means look.
Think of the word visit — you go to see someone. Or video — Latin for 'I see.' Whenever you spot vis / vid / view / -vey, an eye is involved: a visible thing can be seen, a vision is seen in the mind, you re-view by looking again, you super-vise by looking from above.
Core Words Deep Dive
The few words from this family worth telling in full — one by one.
provideThe least obvious vis-word, because it's spelled with vid and has nothing to do with eyes on the surface.
The least obvious vis-word, because it's spelled with vid and has nothing to do with eyes on the surface. Latin pro- (ahead) + vidēre (see) = prōvidēre, 'to see ahead.' A good provider is someone who looks into the future, foresees what will be needed, and lays it in. That foresight is why provision means a stock laid by for the future, why provisional means 'for now, pending what we foresee,' and why provided that introduces a condition you've looked ahead to. Same root also gave the doublet purvey and the word prudent (a contraction of prōvidēns, 'foreseeing').
Open providesupervisesuper- (over, above) + vīsum (seen) = 'to look down over.' A supervisor is literally someone standing above your work, watching it from a higher vantage point.
super- (over, above) + vīsum (seen) = 'to look down over.' A supervisor is literally someone standing above your work, watching it from a higher vantage point. The 'above' is now hierarchical rather than physical, but the image still explains why supervision implies authority and oversight, not mere watching — you watch from a position over the thing watched.
Open superviseadvisead- (toward) + vīsum (seen) traces back to the phrase 'as it seems to me' (ad visum).
ad- (toward) + vīsum (seen) traces back to the phrase 'as it seems to me' (ad visum). To advise is to turn and look toward someone's situation, then say how it appears to you and what you'd do. Note the spelling/pronunciation pair English keeps: advise (verb, /z/ sound) vs advice (noun, /s/ sound) — same root, different ending, like devise/device.
Open advisevistaA loan straight from Italian, where vista means 'sight, view.' Its classic use is the long, framed see-through — the avenue of trees that draws the eye to a distant point.
A loan straight from Italian, where vista means 'sight, view.' Its classic use is the long, framed see-through — the avenue of trees that draws the eye to a distant point. From that physical 'long view' English borrowed the figurative one: new vistas of opportunity are future prospects you can suddenly see opening up ahead of you.
Open vistaRelated Roots
spec/spect (from Latin specere) also means 'look,' and overlaps heavily with vis: inspect vs view, prospect vs preview, respect vs revise. Rough split: spect-words often lean toward active scrutiny and judgment (inspect, suspect, respect), while vis-words lean toward the plain fact or faculty of sight (vision, visible, visit). Both are Latin, so the line is fuzzy.
Greek skopein, 'to look at, examine,' is the Greek counterpart of Latin vidēre. It shows up in instruments and fields of view: microscope, telescope, periscope, scope. Quick cue: a device or scientific 'view' tends to use Greek -scope; everyday seeing tends to use Latin vis/view.
Greek optos/ops, 'sight, eye,' is the third great seeing root: optic, optical, optometry, autopsy ('seeing for oneself'). Greek opt covers the physics/biology of the eye; Latin vis covers the experience and act of seeing.
Associated Words · 107
provide
to supply or make available
view
what one can see; an opinion; to look at or consider
evidence
facts that indicate whether something is true
television
a device for viewing broadcast images and sound; TV
visit
to go to see a person or place; an act of visiting
interview
a formal questioning session; to ask questions of someone
video
A recorded moving image or film clip; to record with a video camera
vision
The ability to see; something imagined or dreamed; a plan for the future
survey
An investigation collecting information; to examine carefully; land measurement
review
an evaluation; a critical article; to examine again
advice
A recommendation or opinion offered to guide someone's actions
visitor
A person who visits someone or a place; a guest or tourist
visual
Relating to sight or vision; an image or graphic element
visible
Able to be seen; noticeable or apparent
viewer
A person who watches something, especially television
advise
To offer advice or recommendations; to formally inform someone
provision
The act of supplying something; a stock of food or goods; a clause in a law or agreement
adviser
A person who gives expert advice
evident
Clearly seen or understood; obvious
supervisor
A person who oversees and directs others' work
invisible
Unable to be seen; not visible
envision
To imagine or picture something in one's mind
advisory
Giving or containing advice; an official public warning
visa
An official permit to enter a country; to endorse a passport with such a permit