(UK, euphemistic) Cannabis, a joint of cannabis. / Used other than figuratively or idiomatically: see exotic, cheroot.

(physics) A meson existing outside of the quark model, such as a hybrid meson or a glueball.

(physics) Any hadron not permitted by the quark model but allowed by the more general theory of quantum chromodynamics, including hybrid mesons, gluonia, pentaquarks, etc.

plural of exotic meson

plural of exotic hadron

plural of exotic baryon

plural of exotic atom

(astronomy) A hypothetical type of star composed of exotic matter.

plural of exotic star