Resource 12
AAC Terminology
Terms frequently used in AAC literature
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accessing
manner in which individual utilizes his or her communication system - positioning, manner of pointing, technical aids, techniques used to select or transmit the intended symbol, and the method used to display the symbols. -
abstract
not relating to concrete objects, but expressing something that can only be appreciated intellectually -
arbitrary
based solely on personal wishes, feelings or perceptions, rather than on objective facts, reasons or principles -
assessment
The appraisal of skills, behaviour and attitudes on the part of the student and evaluation of the support available to them, to determine the most appropriate approach to instruction. -
augmentative and alternative communication
systems/devices used to facilitate effective communication for persons with complex communication needs; these include electronic devices, communication boards or books, manual signing, graphic system or language, facial expression and body gestures, etc. -
direct selection
any technique or aid in which the desired choice is directly indicated by the user. In direct selection aids there is a key or sensor for each possible choice or vocabulary element. -
encoding
any technique or aid in which the desired choice is indicated by a pattern or code or input signals, where the pattern or code must be memorized or referred to on a chart. When an aid is used, any number of switches may be utilized. The code may involve activating the switch(es) sequentially or simultaneously. -
iconicity
the visual relationship of a symbol to its referent (See opaque, transparent and translucent). -
interaction
mutual or reciprocal action -
interface
the means by which a person controls a technical aid, for example, a joy stick. -
logograph
a letter, character, symbol or sign used to represent an entire word. -
modifier
that which describes or limits the meaning of a word (symbol) or group of words (symbols) -
mnemonics
technique used to assist memory -
opaque
no symbol-referent relationship is perceived even when the meaning of the symbol is known -
orthography
a method of representing a language by written or printed symbols -
phonological
referring to letter sounds -
positioning
the manner in which a person is seated; could include the description of the chair, insert, angle of position, means of support, etc. -
referent
in Blissymbolics, the term referent denotes the idea, state or thing that the Bliss-word represents -
scanning
any technique or aid in which the selections are offered sequentially to the user by a person (assisted scanning) or display, and where the user makes a selection by responding to the person or display. -
syntax
Ordering of words or symbols in a sentence -
telegraphic
Used to describe communication that is brief and succinct. The only symbols used are those which are required for the transmission of essential meaning. -
translucent
meaning of the referent may or may not be obvious but a relationship can be perceived between the symbol and the referent once the meaning is provided. Often defined by numerical ratings of the amount of relationship to a referent perceived to be present in the symbol after the meaning is given. -
transparent
The shape, motion or function of the referent is depicted to such an extent that meaning of the symbol can be readily guessed in the absence of the referent. -
utterance
a statement by an individual