Webster's Revised Unabridged Dictionary · 1913

Punctual

Punctual , adjective

[French ponctuel (compare Sp. puntual, Italian puntuale), from Latin punctum point. See Point.]

1.
Consisting in a point; limited to a point; unextended. [Rare]
This punctual spot. — Milton
The theory of the punctual existence of the soul. — Krauth
2.
Observant of nice points; punctilious; precise.
Punctual to tediousness in all that he relates. — Bp. Burnet
So much on punctual niceties they stand. — C. Pitt
3.
Appearing or done at, or adhering exactly to, a regular or an appointed time; precise; prompt; as, a punctual man; a punctual payment.
The race of the undeviating and punctual sun. — Cowper
These sharp strokes [of a pendulum], with their inexorably steady intersections, so agree with our successive thoughts that they seem like the punctual stops counting off our very souls into the past. — J. Martineau