(n) a temporally organized plan for matters to be attended to

(n) a list of matters to be taken up (as at a meeting)

(n) a commercial enterprise that provides scheduled flights for passengers

(n) a hose that carries air under pressure

(n) a useful or valuable quality

(n) the act of consorting with or joining with others; "you cannot be convicted of criminal guilt by association"

(n) the process of bringing ideas or events together in memory or imagination; "conditioning is a form of learning by association"

(n) (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

(n) a formal organization of people or groups of people; "he joined the Modern Language Association"

(n) (chemistry) any process of combination (especially in solution) that depends on relatively weak chemical bonding

(n) 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"

(n) a social or business relationship; "a valuable financial affiliation"; "he was sorry he had to sever his ties with other members of the team"; "many close associations with England"

(n) the state of being connected together as in memory or imagination; "his association of his father with being beaten was too strong to break"

(n) the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose; "he gave me an assist with the housework"; "could not walk without assistance"; "rescue party went to their aid"; "offered his help in unloading"

(n) a resource; "visual aids in teaching"; "economic assistance to depressed areas"

(n) one of a number of things from which only one can be chosen; "what option did I have?"; "there no other alternative"; "my only choice is to refuse"

(s) necessitating a choice between mutually exclusive possibilities; "`either' and `or' in `either this or that'"

(s) pertaining to unconventional choices; "an alternative life style"

(s) allowing a choice; "an alternative plan"

(v) come to have or undergo a change of (physical features and attributes); "He grew a beard"; "The patient developed abdominal pains"; "I got funny spots all over my body"; "Well-developed breasts"

(v) take on a certain form, attribute, or aspect; "His voice took on a sad tone"; "The story took a new turn"; "he adopted an air of superiority"; "She assumed strange manners"; "The gods assume human or animal form in these fables"

(v) gain through experience; "I acquired a strong aversion to television"; "Children must develop a sense of right and wrong"; "Dave developed leadership qualities in his new position"; "develop a passion for painting"

(v) acquire or gain knowledge or skills; "She learned dancing from her sister"; "I learned Sanskrit"; "Children acquire language at an amazing rate"

(v) come into the possession of something concrete or abstract; "She got a lot of paintings from her uncle"; "They acquired a new pet"; "Get your results the next day"; "Get permission to take a few days off from work"

(v) win something through one's efforts; "I acquired a passing knowledge of Chinese"; "Gain an understanding of international finance"

(v) locate (a moving entity) by means of a tracking system such as radar