optional
| variable length fields
| optional abbr. | |
| gen. | optativo |
| comp., MS | opcional |
| variable length field abbr. | |
| dat.proc. | campo variable |
| |||
| optativo | |||
| opcional (Pertaining to a component, parameter and so on that is not required or automatic) | |||
| facultativo | |||
| English thesaurus | |||
| |||
| opsh | |||
| opt. | |||
| |||
| o/p | |||
| O | |||
|
optional : 105 phrases in 23 subjects |