noun
plural cores
[count] the central part of a fruit (such as an apple) that contains the seeds
see color picture
the central part of something
the most important or basic part of something
technical :a part that has been removed from a material for scientific study
technical :the place in a nuclear reactor where the reaction takes place
to the core
in a very complete or extreme way - used for emphasis
adjective
always used before a noun
most important or most basic
of or relating to the classes that all the students in a school are required to take or the skills that all students are required to learn
verb
cores; cored; coring
[+ obj] :to remove a core from (a fruit)