When operating with AutoCAD, there are specific CAD phrases you will have to know. On this 2nd of the two-part “Amateur’s Information for CAD Phrases” sequence, we can discover one of the most maximum necessary computer-aided design phrases for geometry and object enhancing.

This AutoCAD word list can assist with fundamental CAD terminology you will have to know in the case of geometry and enhancing. After we discuss geometry we’re regarding the gadgets that make up your drawings and designs in addition to the options they comprise or depend on. The enhancing phrases seek advice from object variety strategies and graphical options.

Be aware that every one definitions are in keeping with the Home windows working gadget and are enthusiastic about 2D drafting and design. Hyperlinks for CAD phrases supply deeper knowledge to be informed extra.

AutoCAD Thesaurus – Geometry

Annotations: Textual content, dimensions, tolerances, symbols, notes, and different forms of explanatory symbols or gadgets.

Annotative: An object assets this is assigned to things which are used to annotate drawings. This assets automates the method of scaling annotations in format viewports and in fashion house. Annotative gadgets are outlined at a paper top.

Annotation Scale: A surroundings this is stored with fashion house, format viewports, and fashion perspectives. Whilst you create annotative gadgets, they’re scaled in keeping with the present annotation scale surroundings and routinely displayed in a view at the proper measurement.

Nameless Block: An unnamed block created by way of a number of options, together with associative and nonassociative dimensions.

Associative Size: A size that routinely adjusts its measurement and worth when the related geometry is changed.

Characteristic: An object this is integrated in a block definition to retailer alphanumeric knowledge. Characteristic values will also be predefined, or they may be able to be specified when the block is inserted. Characteristic knowledge will also be extracted from a drawing and stored to a textual content report.

Characteristic Tag: The figuring out title given to an characteristic, which is used all the way through extraction of characteristic knowledge from a drawing.

Characteristic Price: The textual content or numeric knowledge saved in an characteristic.

Base Level

1. Within the context of enhancing grips, the grip that adjustments to a forged colour when decided on to specify the focal point of the following enhancing operation.

2. Some degree for relative distance and perspective when copying, shifting, and rotating gadgets.

3. The insertion base level of the present drawing.

4. The insertion base level for a block definition.

Block: A generic time period for a number of gadgets which are mixed to create a unmarried named object.

Block Definition: The title, base level, and set of gadgets which are mixed and saved within the block definition desk of a drawing.

Block Example: A named compound object this is inserted in a drawing and presentations the information saved in a block definition.

Dynamic Block: Dynamic blocks comprise laws and restrictions that keep watch over the illusion and behaviour of a block when it’s inserted right into a drawing or when it’s later changed. You’ll upload those laws and controls to any present block in addition to the usage of them while you create new blocks. The controls are restricted to 2D operations best.

AutoCAD Dynamic Block Definition

Building Line: Transient linework entities that can be utilized as references when growing and positioning different gadgets or linework. Those traces will also be Xlines or Rays.


Absolute Coordinates: Coordinate values measured relative to the coordinate gadget’s starting place level (0,0,0).

Cartesian Coordinates: A coordinate gadget the place the X, Y, and Z axes meet at 0,0,0.

Relative Coordinates: Coordinates specified relating to earlier coordinates.

Customized Object: A kind of object this is created by way of an ObjectARX software and that usually has extra specialised features than same old gadgets. Customized gadgets come with parametric solids (Mechanical toolset), intelligently interactive door symbols (Structure toolset), polygon gadgets (Map 3-d toolset), and associative size gadgets (AutoCAD and AutoCAD LT).

Size: A graphical object indicating on a drawing, the sizes of the article and the opposite main points very important for its building and serve as. The elemental forms of dimensions are Linear, Radial, Angular, Ordinate, and Arc Period.

Size Taste: A named crew of size settings that determines the illusion of the size and simplifies the surroundings of size gadget variables.

Definition Level AKA Defpoint: A node situated on the finish of an extension line similar to the positioning at the object being dimensioned. Definition issues, often known as defpoints, are saved at the reserved, non-plotting Defpoints layer.

Explode: To disassemble a fancy object, equivalent to a block, size, forged, or polyline, into more practical gadgets. In relation to a block, the block definition is unchanged. The block reference is changed by way of the elements of the block.

Box: A specialised textual content object set as much as show knowledge that can alternate all the way through the existence cycle of the drawing. When the sphere is up to date, the newest worth of the sphere is displayed.

Fill: A forged colour masking a space bounded by way of traces or curves.

Font: A personality set, made up of letters, numbers, punctuation marks, and logos of a particular share and design. AutoCAD makes use of both its proprietary, legacy fonts which can be Form Recordsdata compiled into SHX recordsdata, or TrueType Fonts, repeatedly known as TTF.

Hatch, Associative: Hatching that conforms to its bounding gadgets such that editing the bounding gadgets routinely adjusts the hatch.

Island: An enclosed house inside every other enclosed house. Islands could also be detected as a part of the method of constructing hatches, polylines, and areas.

Layer: A logical grouping of information which are like clear acetate overlays on a drawing. You’ll view layers in my view or together. Layer houses come with On / Off, Freeze / Thaw, Lock / Liberate, Plot, Colour, Linetype, Lineweight, Transparency, and Description.

Named Object: Describes the more than a few forms of nongraphical knowledge, equivalent to kinds and definitions, saved with a drawing. Named gadgets come with linetypes, layers, size kinds, textual content kinds, block definitions, layouts, perspectives, and viewport configurations. Named gadgets are saved in definition (image) tables.

Node: A kind of object snap that locates level gadgets, size definition issues, and textual content starting place issues.

Object: A number of graphical components, equivalent to textual content, dimensions, traces, circles, or polylines, handled as a unmarried part for advent, manipulation, and amendment.

Object Enabler: A device that gives particular viewing and same old enhancing get entry to to a customized object when the ObjectARX software that created the customized object isn’t provide. To be had just for AutoCAD-based merchandise.

OLE: For object linking and embedding. A knowledge-sharing manner wherein knowledge from a supply file will also be connected to or embedded in a vacation spot file. Settling on the information within the vacation spot file opens the supply software in order that the information will also be edited.

Beginning: The purpose the place coordinate axes intersect. For instance, the starting place of a Cartesian coordinate gadget is the place the X, Y, and Z axes meet at 0,0,0.

Parametric Drawing: A characteristic that assigns constraints to things, organising the gap, location, and orientation of gadgets with appreciate to different gadgets.

Houses: Houses which are not unusual between a number of gadgets. Those come with colour, layer, linetype, linetype scale, plot taste, lineweight, transparency, link, and thickness.

AutoCAD Properties Palette Definition


1. A location in 3-d house laid out in X, Y, and Z coordinate values.

2. An object consisting of a unmarried coordinate location.

Polyline: An object composed of a number of hooked up line segments or round arcs handled as a unmarried object. Also referred to as pline.

Proxy Object: An alternative choice to a customized object when the ObjectARX software that created the customized object isn’t to be had.

Regenerate: To replace the gadgets within the drawing house by way of recomputing the display screen coordinates from the database.

Desk: An oblong array of cells that comprise annotation, essentially textual content but additionally blocks. Within the AEC trade, a desk is regularly known as a “schedules” and it comprises details about the fabrics wanted for the development of the development being designed.

Desk Taste: A method that comprises a particular desk structure and construction. A desk taste comprises no less than 3 mobile kinds.

Textual content: The generic time period for textual annotations in a drawing. Textual content will also be outlined as both Multiline Textual content (MTEXT) or Unmarried Line Textual content (TEXT or DTEXT for Dynamic Textual content).

Textual content Taste: A named, stored number of settings that determines the illusion of textual content characters—as an example, stretched, compressed, indirect, reflected, or set in a vertical column.

Underlay: An Autodesk DWF that is hooked up to a DWG drawing report to supply visible knowledge and object snap places.

Vector: A mathematical expression with actual route and magnitude (period) however with no particular location.

Vertex: A location the place edges or polyline segments meet.

Visible Taste: A number of settings that keep watch over the show of edges and shading in a viewport.

AutoCAD Visual Styles Manager Definition

Wipeout: A polygonal house that mask underlying gadgets with the present background colour. This house is bounded by way of the wipeout body, which you’ll activate for enhancing and switch off for printing or plotting.

Xref – Exterior Reference: A report referenced from a drawing report. An exterior reference is a hyperlink to the referenced report. Supported exterior references come with the next report sorts: DWG, raster pictures, DWF, DWFx, DGN, PDF.

AutoCAD Thesaurus – Modifying

Aperture: The dimensions of the article snap goal field. Preliminary worth is about to ten.

Fence: A a couple of object variety manner that permits the consumer to create a free-form line by way of dragging the cursor over gadgets. Any object the fence touches is chosen.

Grips: Small squares and triangles that seem on gadgets that you choose. After settling on the grip, you’ll edit the article by way of clicking or proper clicking the grip as an alternative of getting into instructions.

Sizzling Grip: A decided on or activated grip.

AutoCAD Grips Definition
Grips and Sizzling Grips

Lasso: A a couple of object variety manner that permits the consumer to create a non-orthogonal (free-form) window or crossing house.

Pickbox: The dimensions of the visual object variety goal field on the heart of the crosshairs.

Rubber Band: A line that stretches dynamically throughout the drawing house with the motion of the cursor. Normally, one endpoint of the rubber-band line is hooked up to some degree to your drawing, and the opposite endpoint is hooked up to the shifting cursor.

Variety, Crossing: An oblong a couple of object variety manner drawn to choose gadgets absolutely or partially inside its borders.

Variety, Window: An oblong a couple of object variety manner drawn to choose gadgets absolutely inside its borders.

Monitoring: One way for figuring out some degree relative to different issues at the drawing, equivalent to Polar or Object Snap monitoring.