This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. An energetic movement towards or against something

n. conjunction or occultation

n. a close approach of two heavenly bodies

n. A driving or running towards; approach; impulse; also, the act of striking against.

n. The near approach of one heavenly body to another, or to the meridian; a coming into conjunction.

n. The act of striking against or driving upon something; active or energetic approach.

n. In astronomy, the approach of any planet to a conjunction with the sun or a star.

n. 3. A coming to land, as of a vessel: as, “the appulse of the ark,”

"The first of these is, the introduction of the American method of observing transits, by completing a galvanic circuit by means of a touch of the finger at the instant of appulse of the transiting body to the wire of the instrument, which circuit will then animate a magnet that will make an impression upon a moving paper."

approach    impulse    impact