irregular
irregular ; spasmodic ; spotty ; ragged ; lapsed ; episodic ; scrappy ; fitful ; bitty ; spastic ; chequered [checkered, -USA].
Irregular, this frequency type is used not only for irregular periodicals, but also for periodicals issued less than once per year.
Progress in many sectors has been slow and spasmodic; positive measures have been implemented often only after protracted negotiations and their impact has usually been incremental rather than dramatic.
Enforcement of library policies is spotty at best.
Even in more mainstream publishing, despite the ubiquity of word processors, which can so easily produce justified text, ragged right margins are becoming more common, even fashionable.
However, almost 30% of lapsed borrowers claimed to still use the library for other purposes, principally to find information.
Politics often makes library development episodic and unpredictable.
It is a scrappy book, apparently assembled in haste.
This is a compelling account of Twain's fitful creative life.
However, his use of a remorselessly chronological approach yields a narrative that is often bitty, sometimes ponderously plodding.
The joints associated with spastic muscles need to be carried through a passive range of motion daily to delay the development of contractures.
An appraisal of the reforms following the report suggests that local councillors' workload has increased, and community councils have had a chequered career, although local authorities generally are stronger.
de forma irregular
erratically
This survey found that circulation increases erratically with size of population served and that circulation increases fairly consistently with collection size.
de modo irregular
erratically
This survey found that circulation increases erratically with size of population served and that circulation increases fairly consistently with collection size.
de un modo irregular
scrappily
This film adaptation is scrappily made and jumpy, and there is nothing here that evokes either the joy of the moment or the death of the soul.
empleo irregular
irregular employment
Migrant farm workers typically receive low wages from irregular employment and live in poverty with access to only substandard housing and inadequate health care.
en intervalos irregulares
at irregular intervals
Continuations are non-periodical publications that are issued in successive parts at regular or irregular intervals.
pasado irregular
chequered history
chequered past
The concept of corporate authorship has had a more chequered history.
As a result of this chequered past telepathy is now largely discredited and regarded by many in science as mere pseudoscience.
plantación irregular [Siembra de grupos de plantas de un modo desigual intentando imitar la naturaleza]
random clumping
Sometimes the librarian may recognise the words in the question but be uncertain of their meaning in the context, eg, a query about trolley dressing, or random clumping, or topping-out.