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alter ego

1. Another name or identity that one assumes. He's a clean-cut accountant during the week, but on the weekend he indulges in hedonistic pursuits as his alter ego "Jack.
2. A separate or different aspect or element of one's personality, identity, or psyche. For such a quiet woman, she has a rage and temper at times that is like some alter ego.
3. A close, inseparable friend of very similar attitudes and interests. My girlfriend and I are so similar, we are like each other's alter ego.
4. A person who acts as a substitute for or copy of another person; a doppelgänger. Due to his increasingly failing health, the dictator's son has been running the country for the past month, essentially as his alter ego.
See also: alter, ego

Circumstances alter cases.

Prov. In unusual situations, people are allowed to do unusual things. Cashier: I'm sorry, this store does not accept personal checks. Customer: But I need this medicine, and I don't have any cash. I've shopped at this store for fifteen years. Surely you can trust me this once. Cashier: Well, all right. Circumstances alter cases.
See also: alter, case, Circumstance
References in periodicals archive ?
As she flips through the book, different styles of book altering emerge.
It's not like altering the `Mona Lisa' or adding a cigarette to the `David.
Until recently, though, scientists have focused on altering individual proteins in a test tube to learn more about the way the molecules work.
Because phthalates can cross the placenta, exposure to the developing fetus during critical points in development is also a concern, especially if DEHP is altering receptor-mediated differentiation pathways.
Walker told police that he works for a business based in Florida and denied altering any of the forms, according to the police report.
Our major finding in this study was that exposure of the adult rat to fairly low concentrations of PCBs significantly altered dialysate (extraneuronal) DA concentrations increasing DA concentrations after 3 days and decreasing DA concentrations after longer periods of exposure--without altering tissue DA concentrations.
An attorney for the plaintiffs said his clients are not seeking a money award but a ``judicial determination'' to decide which method of altering movies for private viewing is permissible.
Prenatal exposures appear capable of altering brain development-with impacts on IQ and behavior that persist at least a decade, perhaps for life.
An important mechanism for altering gene expression in response to both endogenous and exogenous signals, including toxins, is altering nuclear transcription factor activities either directly or via specific cell-signaling pathways that regulate them.
The Feral Cat Altering Program, offered by members of the California Veterinary Medical Association, was designed to reduce the number of cats roaming city streets or killed in local shelters.
DDAF is the nonprofit organizer of Spay Day USA, the national campaign to reduce pet overpopulation that has been responsible for altering more than one million cats, dogs, and other animals since its inception.
The presentations discussed four major aspects of calcium channels that are relevant for understanding their roles in genetic and environmental neurologic disorders: the genetics and molecular biology of channel structure; interactions between calcium channels and intracellular signaling pathways; the effects of toxicants on calcium channel function, both through direct interactions with channel subunits and by altering intracellular signaling; and the genetics, molecular biology, and physiology of inherited disorders caused by mutations in the genes encoding calcium channel subunits or from autoimmune disorders caused by the generation of antibodies against subunits of those proteins.
Not altering your pet is a horribly irresponsible decision.
toxicants," including those capable of altering DNA, Bercz concludes.
What did they think would happen, keeping these dogs together without altering them, but for the female to become pregnant?