S: (n) ascension ((astronomy) the rising of a star above the horizon)
S: (n) circulation (free movement or passage (as of cytoplasm within a cell or sap through a plant)) "ocean circulation is an important part of global climate"; "a fan aids air circulation"
S: (n) creep (a slow longitudinal movement or deformation)
S: (n) gravitation (movement downward resulting from gravitational attraction) "irrigation by gravitation rather than by pumps"
S: (n) drop, fall (a free and rapid descent by the force of gravity) "it was a miracle that he survived the drop from that height"
S: (n) free fall (the ideal falling motion of something subject only to a gravitational field)
S: (n) precipitation (the act of casting down or falling headlong from a height)
S: (n) lightening (descent of the uterus into the pelvic cavity that occurs late in pregnancy; the fetus is said to have dropped)
S: (n) set (the descent of a heavenly body below the horizon) "before the set of sun"
S: (n) shower, cascade (a sudden downpour (as of tears or sparks etc) likened to a rain shower) "a little shower of rose petals"; "a sudden cascade of sparks"
S: (n) sinking (a descent as through liquid (especially through water)) "they still talk about the sinking of the Titanic"
S: (n) current, stream (a steady flow of a fluid (usually from natural causes)) "the raft floated downstream on the current"; "he felt a stream of air"; "the hose ejected a stream of water"
S: (n) tidal bore, bore, eagre, aegir, eager (a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary))
S: (n) Charybdis ((Greek mythology) a ship-devouring whirlpool lying on the other side of a narrow strait from Scylla)
S: (n) ocean current (the steady flow of surface ocean water in a prevailing direction)
S: (n) El Nino ((oceanography) a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time)
S: (n) El Nino southern oscillation (a more intense El Nino that occurs every few years when the welling up of cold nutrient-rich water does not occur; kills plankton and fish and affects weather patterns)
S: (n) spritz (a quick squirt of some liquid (usually carbonated water))
S: (n) escape, leak, leakage, outflow (the discharge of a fluid from some container) "they tried to stop the escape of gas from the damaged pipe"; "he had to clean up the leak"
S: (n) exudation, transudation (the process of exuding; the slow escape of liquids from blood vessels through pores or breaks in the cell membranes)
S: (n) drip, trickle, dribble (flowing in drops; the formation and falling of drops of liquid) "there's a drip through the roof"
S: (n) intravenous drip (slow continuous drip introducing solutions intravenously (a drop at a time))
S: (n) emission (the occurrence of a flow of water (as from a pipe))
S: (n) flush, gush, outpouring (a sudden rapid flow (as of water)) "he heard the flush of a toilet"; "there was a little gush of blood"; "she attacked him with an outpouring of words"
S: (n) springtide (a swelling rush of anything) "he rose on the springtide of prosperity"
S: (n) debris surge, debris storm (the sudden spread of dust and debris from a collapsing building) "the destruction of the building produced an enormous debris surge"
S: (n) onrush (a forceful forward rush or flow) "from the bow she stared at the mesmerising onrush of the sea where it split and foamed"; "the explosion interrupted the wild onrush of her thoughts"
S: (n) climb, climbing, mounting (an event that involves rising to a higher point (as in altitude or temperature or intensity etc.))
S: (n) elevation, lift, raising (the event of something being raised upward) "an elevation of the temperature in the afternoon"; "a raising of the land resulting from volcanic activity"
S: (n) heave, heaving (an upward movement (especially a rhythmical rising and falling)) "the heaving of waves on a rough sea"
S: (n) liftoff (the initial ascent of a rocket from its launching pad)
S: (n) Diaspora (the dispersion of the Jews outside Israel; from the destruction of the temple in Jerusalem in 587-86 BC when they were exiled to Babylonia up to the present time)
S: (n) dissipation (breaking up and scattering by dispersion) "the dissipation of the mist"
S: (n) invasion ((pathology) the spread of pathogenic microorganisms or malignant cells to new sites in the body) "the tumor's invasion of surrounding structures"
S: (n) irradiation ((physiology) the spread of sensory neural impulses in the cortex)
S: (n) radiation (the spread of a group of organisms into new habitats)
S: (n) adaptive radiation (the development of many different forms from an originally homogeneous group of organisms as they fill different ecological niches)
S: (n) stampede (a wild headlong rush of frightened animals (horses or cattle))
S: (v) travel, go, move, locomote (change location; move, travel, or proceed, also metaphorically) "How fast does your new car go?"; "We travelled from Rome to Naples by bus"; "The policemen went from door to door looking for the suspect"; "The soldiers moved towards the city in an attempt to take it before night fell"; "news travelled fast"