Compact frames (frames with sloping top tubes) start throwing these measurements off, at least as compared to traditional frames. Thus the concept of effective measurements (i.e what a measurement on a compact bike would equate to on a bike with a traditional frame) The top tube measurement is from the seat post to the head tube.
Acculturation A term which is generally defined as the exchange of cultural features (traditions, values, or religious beliefs comprising the way of life) which results when groups of individuals from different cultures come into continuous direct contact, resulting in an alteration in the cultural patterns of one or both groups.
Acclimatization. Acclimatization, or acclimation in English-speaking countries other than the US, is the process in which an individual organism adjusts to a gradual change in its environment, allowing it to maintain performance across a range of environmental conditions.cclimatization (Noun). The act of acclimatizing; the process of inuring to a new climate, or the state of being so inured. acclimatization (Noun). The climatic adaptation of an organism that has been moved to a new environment.