Meanings

unidentifiable

nucleus (of a project proposal, of a social movement, etc.)

unity of rider and horse

trial of strength

tendency to form collusive ties

special-interest group

out-of-body experience

oneness

many-body

Roman type (printing)

to turn someone down (on some pretext) without offending them

population (of animals, etc.)

few-body

nuclear astrophysics

European Atomic Community

particle that attaches to a phrase and acts on the whole phrase

post-mortem certificate

butchery

color (of an animal)

corpus luteum