cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins
any of the stiff bony rods in the fin of a fish
a branch of an umbel or an umbelliform inflorescence
(mathematics) a straight line extending from a point
emit as rays; "That tower rays a laser beam for miles across the sky"
the number of observations in a given statistical category
the ratio of the number of observations in a statistical category to the total number of observations
the number of occurrences within a given time period; "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older"
act of changing from a war basis to a peace basis including disbanding or discharging troops; "demobilization of factories"; "immediate demobilization of the reserves"
a wave resulting from the periodic flow of the tides that is caused by the gravitational attraction of the moon and sun
an unusual (and often destructive) rise of water along the seashore caused by a storm or a combination of wind and high tide
an overwhelming manifestation of some emotion or phenomenon; "a tidal wave of nausea"; "the flood of letters hit him with the force of a tidal wave"; "a tidal wave of crime"
the violent interaction of individuals or groups entering into combat; "the armies met in the shock of battle"
an unpleasant or disappointing surprise; "it came as a shock to learn that he was injured"
an instance of agitation of the earth's crust; "the first shock of the earthquake came shortly after noon while workers were at lunch"
a bushy thick mass (especially hair); "he had an unruly shock of black hair"
a pile of sheaves of grain set on end in a field to dry; stalks of Indian corn set up in a field; "corn is bound in small sheaves and several sheaves are set up together in shocks"; "whole fields of wheat in shock"
(pathology) bodily collapse or near collapse caused by inadequate oxygen delivery to the cells; characterized by reduced cardiac output and rapid heartbeat and circulatory insufficiency and pallor; "loss of blood is an important cause of shock"
subject to electrical shocks
collect or gather into shocks; "shock grain"
collide violently
strike with horror or terror; "The news of the bombing shocked her"
surprise greatly; knock someone's socks off; "I was floored when I heard that I was promoted"
strike with disgust or revulsion; "The scandalous behavior of this married woman shocked her friends"