Process in which an incurred expense or existing liability is offset or covered by income or repayments.


Application Programming Interface - Programming interface that allows products or services to communicate with each other regardless of their implementation.

Assembly based modeling

Assembly-based modeling - Create new models from mold components extracted from a database.

Associative dimensions

Dimensions that automatically adapt to changes in the geometric objects they dimension.



Building data modelling with the help of software. Visualization of the building as a virtual model for transparent planning steps in each construction phase.

Bottom-up designing

A part-centered modelling process where the design of an assembly begins with a basic structural or functional element and individual parts are designed in relative isolation from the overall assembly.


Change Management

The question "Who changed what and when?" is one of the crucial questions to which a PDM system like HELiOS provides answers.

Cleanroom design

A room that is designed in such a way that the number of particles introduced into the room or created and deposited in the room is as small as possible.


Computer applications provided by external service providers on servers outside the company via the Internet.


Forced or boundary conditions that represent the relationships between the positions of individual elements in the model.


Direct modeling

Intuitive modification and direct manipulation of a computer model by drawing curves in sketches For example, for facade constructions with bold aesthetics and freeform curves.


CAD drawing file data format for drawing, shaping, rendering, commenting or measuring.


Drawing Interchange Format - spezifiziertes Dateiformat zum Austausch mit unterschiedlichen CAD-Daten.


Element facade

Facade made of prefabricated modular elements that are attached to the building shell with adjustable anchors. Facade made of prefabricated modular elements that are attached to the building shell with adjustable anchors.

ERP system

“Enterprise Resource Planning” for material requirements planning, among other things.

ESM - European Solid Modeller

The high performance modeling kernel developed by the ISD.


Feature technology

Logging of the design process, so that each step can be subsequently changed at any time via the integrated feature browser.
Advantage: unnecessary recalculations and thus inevitably longer response times are avoided.

Finite Element Method (FEM)

Numerical procedure that is used, among other things, in the context of simulations for targeted structural analysis and optimisation.


Electronic filing system within a PDM system for drawings, calculation results, etc.



Pattern repetitions in the field of 3-D modelling, with which complex multi-body structures can be created in just a few steps.



Software update provided by the manufacturer of a software application to correct an error.


Software for the administration of required computer resources in the context of virtualisation.


3-D laser scanner

Tool for processing information about distances to surfaces within a field of view.



Industry Foundation Classes - open standard in civil engineering for the digital description of building models.

Industry 4.0

Fourth industrial revolution. In the past, machines revolutionized the industry. Today, data changes companies. The goal of Industry 4.0 is to record, store and use this data.


Ability of different systems to work together as smoothly as possible.

InterPart linking

Creation of parts in an assembly whose size and shape can be controlled by the size and shape of another part contained in the assembly.


Collision check

Analysis method for excluding several components in one and the same assembly.


Laser measurement

Digital measurement method for geometric analysis of an object to avoid planning errors.

License Manager

Tool for deactivating/activating new/old licenses.


Macro technology

Creation of frequently used geometries or features with only a few entries

Membrane constructions

Textile construction made of special fabrics for the construction of column-free spaces.


Editing operations such as deleting, moving and trimming objects in the drawing.

Mullion + Transom construction

Construction method for facades with which glass facades can be produced and in which load transfer takes place via vertical posts.


NC data

Data from the field of numerical control, which are used in the so-called NC production - among others in the fields of plastics, metal and wood processing.


Open BIM concept

Concept based on the open exchange of building models - independent of the software solutions used by the respective project participants.

Out of the box

Function of a software or hardware component that is immediately available after installation without further adjustment.



Generate a computer model by entering numerical values with a number of features. E.g. for serial production of individualized standard furniture or tools in different sizes.


Use of one or more software solutions for the digital management of product data in a central system.


Concept book

Description of the system to be developed and the groups involved in the development at the beginning of a design process. Answers to questions such as how much development time is available.



System to manage the various transitions a product undergoes during its life cycle.

Point cloud

Digital 3-D mass with data points captured by a 3-D laser scanner.

Product Datamanagement (PDM)

Storage, administration and provision of all product describing and accompanying data and documents during the entire operational order processing and afterwards.

Product Lifecycle Management (PLM)

Administration and control of all data of the product life cycle from design and production to controlling, sales and maintenance.


Source file

File from which inserted or requested data originates and/or to which a logical link exists.


Rapid Prototyping

Various processes for the rapid production of sample components - starting from design data and if possible without manual work.

Report Manager

HiCAD tool to derive individual bills of material at the push of a button directly from the assembly structure - both as quantity lists and structure lists.



Text file with a command or a script call in each line.

Simultaneous Engineering

Time overlap of successive workflows for improved coordination between development and production - resulting in reduced development time.

Smart engineering

Comprehensive communication between all parties involved in the product development process for improved performance, customer acceptance and reduced product(ion) costs.


Standard for the Exchange of Product model data - Standard for the description of product data for the exchange of data between different systems.


Top-down designing

An assembly-centrered modelling process, where the design of an assembly starts with the highest possible level and individual parts and sub-assemblies are defined in the context of the whole assembly.

Trapezoidal sheets

Sheets with a trapezoidally folded cross-section, which are used in many ways in industrial construction for roof, ceiling and wall structures.


Primary forming process

A method of rapid prototyping to build up a workpiece layer by layer from shapeless or neutral material using physical and/or chemical effects.



Tool, with which HiCAD files can also be quickly and clearly evaluated by non-HiCAD users.


Technology that allows IT services to be created using resources to exploit the full capacity of a physical machine by distributing its functions across many users and environments.



Small computer program that is integrated into another program as part of a graphical user interface in which commands can be entered using the mouse pointer.

World Coordinate System

World coordinate system, short: World CS - fixed coordinate system in CAD with an origin at the point (0|0|0), which is unchangeable and via which all objects are unambiguously defined.


Handling of work-sharing procedures and business processes in companies and public authorities with the aim of achieving the greatest possible efficiency and workflow in computer programs.



Replaces HTML as the standard format with which data can be exchanged between different applications.


Referenced drawings that can, for example, be updated via a command in the HiCAD control dialogue.



One of the 3 coordinates in CAD (X,Y,Z), which are not geographical positions but positions relative to any geometric origin (0,0,0).


Access management

Determines who or what on the network is allowed to connect to a particular resource and ensure that the right user has access to the right application at the right trust level.

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