Ăp'pulse or Ap-pūlse', n.

(Synop., § 130), n. [Fr. appulse, Lat. appulsus, from appellere, appulsum, to drive to, from ad and pellere, to drive.]

1. The act of striking against. “In all consonants there is an appulse of the organs.” Holder.
2. Arrival; landing. [Rare.] Bryant.
3. (Astron.) The near approach of two heavenly bodies so that both are seen at once in the field of the telescope, as when the moon passes very near a star. Nichol.