ˈkɒn.sən.tɹeɪt ˈkɑn.sən.tɹeɪt dɪˈkɒkt dəˈkɑkt ɹɪˈdjuːs ɹɪˈduːs cook until very little liquid is left The cook reduced the sauce by boiling it for a long time be cooked until very little liquid is left The sauce should reduce to one cup be the essential element The proposal boils down to a compromise