Meanings

completely unknown

introspection

endurance

cardiovascular system

cardiovascular

to make a person's blood run cold

comfortable (to live in)

self-centered

moral support

mental preparedness

Heart Sutra

prisoner of conscience

ferrite core

region of interest

centre wavelength

central limit theorem

cardiopulmonary arrest

psychoacoustics

core (of planets, stars, galaxies, etc.)

psychoacoustic