a book (or manuscript) consisting of large sheets of paper folded in the middle to make two leaves or four pages; "the first folio of Shakespeare's plays"
a general course along which something has a tendency to develop; "I couldn't follow the direction of his thoughts"; "his ideals determined the direction of his career"; "they proposed a new direction for the firm"
a message describing how something is to be done; "he gave directions faster than she could follow them"
a line leading to a place or point; "he looked the other direction"; "didn't know the way home"
the spatial relation between something and the course along which it points or moves; "he checked the direction and velocity of the wind"
the act of consorting with or joining with others; "you cannot be convicted of criminal guilt by association"
the process of bringing ideas or events together in memory or imagination; "conditioning is a form of learning by association"
(ecology) a group of organisms (plants and animals) that live together in a certain geographical region and constitute a community with a few dominant species
a formal organization of people or groups of people; "he joined the Modern Language Association"
(chemistry) any process of combination (especially in solution) that depends on relatively weak chemical bonding
a relation resulting from interaction or dependence; "flints were found in association with the prehistoric remains of the bear"; "the host is not always injured by association with a parasite"
the state of being connected together as in memory or imagination; "his association of his father with being beaten was too strong to break"