a network of intersecting blood vessels or intersecting nerves or intersecting lymph vessels
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 spines in the fin of a fish
the syllable naming the second (supertonic) note of any major scale in solmization
expose to radiation; "irradiate food"
a column of light (as from a beacon)
extend or spread outward from a center or focus or inward towards a center; "spokes radiate from the hub of the wheel"; "This plants radiate spines in all directions"
a group of nearly parallel lines of electromagnetic radiation
emit as rays; "That tower rays a laser beam for miles across the sky"
a branch of an umbel or an umbelliform inflorescence
(mathematics) a straight line extending from a point
instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer"
an ordered manner; orderliness by virtue of being methodical and well organized; "his compulsive organization was not an endearing quality"; "we can't do it unless we establish some system around here"
the living body considered as made up of interdependent components forming a unified whole; "exercise helped him get the alcohol out of his system"
a group of physiologically or anatomically related organs or parts; "the body has a system of organs for digestion"
a complex of methods or rules governing behavior; "they have to operate under a system they oppose"; "that language has a complex system for indicating gender"
an organized structure for arranging or classifying; "he changed the arrangement of the topics"; "the facts were familiar but it was