Terms Used In Texas Estates Code 751.131

• Estate: means a decedent's property, as that property:
  (1) exists originally and as the property changes in form by sale, reinvestment, or otherwise;
  (2) is augmented by any accretions and other additions to the property, including any property to be distributed to the decedent's representative by the trustee of a trust that terminates on the decedent's death, and substitutions for the property; and
  (3) is diminished by any decreases in or distributions from the property. See Texas Estates Code 22.012
• Guardian: A person legally empowered and charged with the duty of taking care of and managing the property of another person who because of age, intellect, or health, is incapable of managing his (her) own affairs.
• Power of attorney: A written instrument which authorizes one person to act as another's agent or attorney. The power of attorney may be for a definite, specific act, or it may be general in nature. The terms of the written power of attorney may specify when it will expire. If not, the power of attorney usually expires when the person granting it dies. ^{Source: OCC}