Hypernyms (medication is a kind of...): drug (a substance that is used as a medicine or narcotic). Meronyms (substance of medication): physostigmine (used in treatment of Alzheimer's disease and glaucoma).
Definition of weather for English Language Learners. : the state of the air and atmosphere at a particular time and place : the temperature and other outside conditions (such as rain, cloudiness, etc.) at a particular time and place.
Climate is the average weather in a given location, averaged over a fairly long time period, at least 10 years. When we talk about climate, we often talk about average values of meteorological or oceanographic variables, such as air temperatures, precipitation, humidity, wind speed or ocean temperature at a given location at a given time of year.