What is "durative"

Durative \Dur"a*tive\, a. Continuing; not completed; implying duration.

Its durative tense, which expresses the thought of it as going on.
--J. Byrne.

a. 1 Of or pertaining to duration. 2 long-lasting. 3 (context linguistics English) Of or pertaining to the aspect of a verb that expresses continuing action; continuative. n. (context linguistics English) This aspect, or a verb in this aspect; A continuative.

n. the aspect of a verb that expresses its duration [syn: durative aspect]