From Latin collidere, from com- ("together") + laedere ("to strike, dash against, hurt"); see lesion.

• (British) IPA: /kəˈlaɪd/

collide (collides, present participle colliding; simple past and past participle collided)

1. (intransitive) To impact directly, especially if violent.

   When a body collides with another, then momentum is conserved.

   • 1837, Thomas Carlyle, The French Revolution: A History […], volume (please specify |volume=I to III), London: Chapman and Hall, →OCLC ↗, (please specify the book or page number):

     No longer rocking and swaying, but clashing and colliding.

2. (intransitive) To come into conflict, or be incompatible.

   China collided with the modern world.

3. (poetic, intransitive) To meet; to come into contact.

• clash

• collision
• collusive

• French: entrer en collision, heurter, percuter
• German: kollidieren, zusammenstoßen, plauzen
• Italian: urtare, scontrarsi
• Portuguese: colidir, chocar (typically reflexive)
• Russian: ста́лкиваться
• Spanish: chocar, tropezar

• German: kollidieren, aufeinander stoßen
• Portuguese: colidir