| Subject | English | Icelandic |
| bot. | Alpine cat's-tail | fjallafoxgras (Phleum alpinum L.; Phleum commutatum Gaudin; Phleum alpinum L. ssp. commutatum (Gaudin) Hult�n) |
| bot. | Alpine cat's-tail | fjallaskollapuntur (Phleum alpinum L.; Phleum commutatum Gaudin; Phleum alpinum L. ssp. commutatum (Gaudin) Hult�n) |
| math. | equal-tails test | jöfn-hala próf |
| bot. | mare's-tail | lófótur (Hippuris vulgaris L.) |
| math. | single tail test | einhliða próf |
| math. | tail area of a distribution | hali svæði (dreifingar) |
| comp., MS | tail-log backup | afrit af halaskrá (A log backup taken from a possibly damaged database to capture the log that has not yet been backed up. A tail-log backup is taken after a failure in order to prevent work loss) |