Look up a word, learn it forever.
any elementary particle that interacts strongly with other particles
show 10 types...
hide 10 types...
the antiparticle of a baryon; a hadron with a baryon number of -1
the antiparticle of a meson
any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +1
an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0
exceedingly short-lived meson
any baryon that is not a nucleon; unstable particle with mass greater than a neutron
a neutral meson with a large mass
an unstable meson produced as the result of a high-energy particle collision
a constituent (proton or neutron) of an atomic nucleus
a meson involved in holding the nucleus together; produced as the result of high-energy particle collision
(physics) a particle that is less complex than an atom; regarded as constituents of all matter
Sign up now (it’s free!)
Whether you’re a teacher or a learner, Vocabulary.com can put you or your class on the path to systematic vocabulary improvement.
Play the Challenge
Commonly Confused Words
Join a Vocabulary Jam
Classroom & Site License
Help Articles / FAQ
News & Events
Tell us what you think
Team / Jobs
Schools & Teachers
My SAT Roadmap
Assignments & Activities
Find a List to Learn...
Create a New List...
Words I'm Learning
My Trouble Words
Words I've Mastered
Copyright © 2021 Vocabulary.com, Inc, a division of IXL Learning • All Rights Reserved.