Cognitive and cultural embeddedness: combining institutional economics and economic sociology
According to this, pederasty is sexual relations between two males, especially when one of them is a minor. Other definitions, like the one that JSBangs found, differ slightly. But otherwise, I think you answered the question yourself: pedophile refers to the attraction, while pederasty refers to the act itself.
acne - an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones. dermatosis - disorder involving lesions or eruptions of the skin (in which there is usually no inflammation) eczema - generic term for inflammatory conditions of the skin; particularly with vesiculation in the acute stages. erythroderma - any skin disorder involving abnormal redness.