| adventitious |
in biology, occurring in an unusual or unexpected place; irregular. [1/2 definitions] |
| blotch |
to mark with irregular spots or stains. [1/4 definitions] |
| by fits and starts |
with much stopping and starting; in short, irregular bursts of activity. |
| casual |
irregular or superficial. [1/6 definitions] |
| cockle |
a crinkle or irregular gathering; wrinkle. [1/5 definitions] |
| corona |
the irregular region of ionized gases surrounding a star. [1/5 definitions] |
| crash2 |
a coarsely woven fabric made of irregular or rough yarn. |
| crazy quilt |
any irregular, jumbled combination or form. [1/2 definitions] |
| deckle edge |
the irregular, untrimmed edge characterizing handmade paper, or an edge made to look like this. |
| diffusion |
a spreading of light rays or other radiation by reflection from or by passing through an irregular surface. [1/3 definitions] |
| dithyramb |
any poem or composition having a similar irregular form and vehement character. [1/2 definitions] |
| facula |
any of several large irregular bright spots or streaks visible on the surface of the sun. |
| fantasia |
a musical composition of free or irregular form chosen by the composer. [1/2 definitions] |
| fitful |
occurring at irregular intervals. |
| flutter |
to move swiftly back and forth or up and down in a jerky or irregular manner; flap. [2/9 definitions] |
| fractal |
in mathematics and physics, a very irregular line or surface that is formed of an endless number of irregular sections so that its dimensions or other physical properties are always only approximations based on the system of measuring that is used. |
| free-form |
having an irregular, often curvilinear contour or shape, esp. in graphic design or abstract art. [1/2 definitions] |
| glitch |
an irregular, unusual, or unexpected phenomenon. [1/2 definitions] |
| herky-jerky |
(informal) awkwardly irregular; not smooth. |
| indent1 |
to separate (two or more copies of a document) along an irregular or serrated edge for later verification of their authenticity. [1/7 definitions] |
| inequality |
unevenness, as of a rough or irregular surface. [1/5 definitions] |