deeply absorbed in thought; "as distant and bemused as a professor listening to the prattling of his freshman class"; "lost in thought"; "a preoccupied frown"
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"
bundle of rods containing an axe with the blade protruding; in ancient Rome it was a symbol of a magistrate's power; in modern Italy it is a symbol of fascism
mutability in life or nature (especially successive alternation from one condition to another)
a variation in circumstances or fortune at different times in your life or in the development of something; "the project was subject to the usual vicissitudes of exploratory research"
the act of rotating as if on an axis; "the rotation of the dancer kept time with the music"
a planned recurrent sequence (of crops or personnel etc.); "crop rotation makes a balanced demand on the fertility of the soil"; "the manager had only four starting pitchers in his rotation"
a single complete turn (axial or orbital); "the plane made three rotations before it crashed"; "the revolution of the earth about the sun takes one year"
(mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
(chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid
(physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium; "the absorption of photons by atoms or molecules"
a ceremonial staff carried as a symbol of office or authority
spice made from the dried fleshy covering of the nutmeg seed
(trademark) a liquid that temporarily disables a person; prepared as an aerosol and sprayed in the face, it irritates the eyes and causes dizziness and immobilization