Word Study
irritation |
irritative |
irritatory |
irrorate |
irroration |
irrotational
| irrubrical
| irrugate
| irrupt
| irrupted
| irruption
irrotational
CIDE DICTIONARY
irrotational, a.
Not rotatory; passing from one point to another by a movement other than rotation; -- said of the movement of parts of a liquid or yielding mass. Sir W. Thomson. [1913 Webster]
For further exploring for "irrotational" in Webster Dictionary Online
