component noun

ADJ. basic, central, core, critical, crucial, essential, fundamental, important, integral, key, main, major, necessary, principal, significant, vital | minor | common The researchers discovered a common component in all types of the organism. | standard Our software is becoming a standard component of many computer systems. | individual, separate, simple Individual components for the car can be very expensive. | chemical, genetic | electrical, electronic | aircraft, engine, etc. | course

COMPONENT + NOUN failure Component failure was the cause of the accident. | manufacturer, supplier

PREP. ~ in a crucial component in our success.