-graph


Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia.

-graph

suff.
1. Something written or drawn: monograph.
2. An instrument for writing, drawing, or recording: seismograph.

[French -graphe, from Late Latin -graphus, from Greek -graphos, from graphein, to write; see gerbh- in Indo-European roots.]

-graph

n combining form
1. an instrument that writes or records: telegraph.
2. a writing, record, or drawing: autograph; lithograph.
[via Latin from Greek -graphos, from graphein to write]
-graphic, -graphical adj combining form
-graphically adv combining form

graph

(græf, grɑf)

n.
1. a diagram representing a system of connections or interrelations among two or more things, as by a number of distinctive dots or lines.
2. Math.
a. a series of discrete or continuous points, as in forming a curve or surface, each of which represents a value of a given function.
b. a network of lines connecting points.
3. a written symbol for an idea, a sound, or a linguistic expression.
v.t.
4. to draw (a curve) as representing a given mathematical function.
5. to represent by means of a graph.
[1875–80; see graphic]

-graph

a combining form meaning “something written, printed, drawn, or incised” ( autograph; lithograph; monograph; pictograph); “an instrument that produces, transmits, or plays back a record, image, or message” ( phonograph; seismograph; telegraph) “the image produced by a camera or similar apparatus” (photograph); “a device or process for writing or printing” ( pantograph; stenograph); “a graph or chart” ( hydrograph);also used as a variant of -gram1 ( holograph; ideograph).
[< Greek -graphos (something) drawn or written, one who draws or writes, derivative of gráphein to write, draw; akin to carve]