to begin any course of action
131political science — political scientist. a social science dealing with political institutions and with the principles and conduct of government. [1770 80] * * * Academic discipline concerned with the empirical study of government and politics. Political scientists… …
132animal communication — Transmission of information from one animal to another by means of sound, visible sign or behaviour, taste or odour, electrical impulse, touch, or a combination of these. Most animal communication uses sound (e.g., birds calling, crickets… …
