#terminal phase

• Agonal — Relating to the period of terminal agony or the final moments before death; it describes the irregular, involuntary, and inefficient physiological patterns (such as agonal breathing) exhibited by an organism in structural collapse.
• Agonal — The plural form (feminine and neuter) of the adjective agonal; it refers to clinical phenomena, spasms, or manifestations that accompany the final death throes, representing the disorganized and reflex attempts of an organism in its terminal stage.
• Agonic — Relating to terminal agony or the final struggle before clinical death; synonymous with agonal, it describes the states, spasms, or inefficient respiratory reflexes displayed by an organism experiencing terminal biological collapse.
• Agony — The final transition stage between life and clinical death, marked by the gradual fading of vital functions, severe weakening of cardiac and respiratory activity, and loss of consciousness. Figuratively, it denotes intense, unbearable physical or emotional suffering, or the deep decline of an institution.