Core

dutinka

(hollow cylindrical piece of cardboard)

jaderník

(central part of fruit, containing the kernels or seeds)

jádro

(heart of a thing)

jádro

(center or inner part)

jádro

(most important part of a thing)

jádro

(one of several parts in a computer processor)

ohryzek

(central part of fruit, containing the kernels or seeds)

podstata

(most important part of a thing)