the meaning assigned to a braille sign which would otherwise be read as a contraction or as a numeral (Meanings assigned under special modes such as arrows are not considered grade 1.) 

used interchangeably with uncontracted 

used interchangeably with contracted 

a braille sign that stands for a single print symbol 

a contraction which represents a group of letters 

a braille sign that does not directly represent a print symbol but that indicates how subsequent braille sign(s) are to be interpreted 

a two-cell braille sign formed by dot 5, dots 45 or dots 456 followed by the first letter or groupsign of the word 

any one of a precisely-defined grouping of braille signs used primarily in technical material to establish the extent of certain indicators, such as indices 

an unbroken string of alphabetic signs preceded and followed by non-alphabetic signs, including space 

containing neither dot 1 nor dot 4