(uncountable) Work that has been started, but is not complete. / (countable) A project that has been started but is not complete.

(computing) Any of a set of subroutines supplied with a language or system that can be called to perform standard mathematical functions efficiently

(computing) A computer program written to solve a particular problem or to be used in a particular user-defined application.

plural of progenitor

(grammar) A form of a verb in which its gerund (or present participle) is used with any form of the verb "to be"

Having jaws that project forward more than is usual.

Alternative form of application program

(grammar) past continuous

(grammar) present continuous

past perfect continuous