protective secretion of the mucous membranes; in the gut it lubricates the passage of food and protects the epithelial cells; in the nose and throat and lungs it can make it difficult for bacteria to penetrate the body through the epithelium
(psychology) the aggregate of the responses or reactions or movements made by an organism in any situation
the action or reaction of something (as a machine or substance) under specified circumstances; "the behavior of small particles can be studied in experiments"
the act of playing for stakes in the hope of winning (including the payment of a price for a chance to win a prize); "his gambling cost him a fortune"; "there was heavy play at the blackjack table"
the act of changing the location of something; "the movement of cargo onto the vessel"
the driving and regulating parts of a mechanism (as of a watch or clock); "it was an expensive watch with a diamond movement"
a major self-contained part of a symphony or sonata; "the second movement is slow and melodic"
a natural event that involves a change in the position or location of something
a group of people with a common ideology who try together to achieve certain general goals; "he was a charter member of the movement"; "politicians have to respect a mass movement"; "he led the national liberation front"
capable of being shaped or bent or drawn out; "ductile copper"; "malleable metals such as gold"; "they soaked the leather to made it pliable"; "pliant molten glass"; "made of highly tensile steel alloy"
a frictionless continuant that is not a nasal consonant (especially `l' and `r')
the state in which a substance exhibits a characteristic readiness to flow with little or no tendency to disperse and relatively high incompressibility
a substance in the fluid state of matter having no fixed shape but a fixed volume
a substance that is liquid at room temperature and pressure
clear and bright; "the liquid air of a spring morning"; "eyes shining with a liquid luster"; "limpid blue eyes"
smooth and flowing in quality; entirely free of harshness; "the liquid song of a robin"
existing as or having characteristics of a liquid; especially tending to flow; "water and milk and blood are liquid substances"
filled or brimming with tears; "swimming eyes"; "sorrow made the eyes of many grow liquid"