What's the difference between acatalectic and catalectic?

Acatalectic

Definition:

• (a.) Not defective; complete; as, an acatalectic verse.
• (n.) A verse which has the complete number of feet and syllables.

Example Sentences:

Catalectic

Definition:

• (a.) Wanting a syllable at the end, or terminating in an imperfect foot; as, a catalectic verse.
• (a.) Incomplete; partial; not affecting the whole of a substance.

Example Sentences:

• (1) May our canteens be festooned with canticles, our shoeshops filled with catalectic feet.