| Subject | English | Latvian |
| comp., MS | date separator | datuma atdalītājs (A character that is used to separate the day, month, and year when date values are formatted. The characters are determined by system settings or by the Format function) |
| comp., MS | list-separator character | sarakstu atdalītāja rakstzīme (A character, usually a comma or semicolon, that separates elements in a list) |
| environ. | particle separator A device for segregation of solid particles by size range, as a screening | daļiņu separators |
| comp., MS | separator bar | atdalītāja josla (A line that separates groups of controls (on a surface) or commands (on a menu)) |
| environ. | separator of light liquids A mechanical device for separating and removing residues from fuel and lubricating oil from waste water coming from filling stations and industrial plants in order to avoid pollution of water bodies; this system is based on the different specific weights of water and fuel residues that float on the water and can be easily removed | vieglo šķidrumu atdalītājs |
| fish.farm., met. | separator panel | selektīvais linums |