Adjacent Words

Activity definitions

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Webster's 1828 Dictionary

ACTIV'ITY, n. The quality of being active; the active faculty; nimbleness; agility; also the habit of diligent and vigorous pursuit of business; as, a man of activity. It is applied to persons or things.
Sphere of activity, is the whole space in which the virtue, power, or influence of any object, is exerted.
To put in activity, a French phrase, for putting in action or employment.

WordNet (r) 3.0 (2005)

n
1: any specific behavior; "they avoided all recreational activity" [ant: inactivity]
2: the state of being active; "his sphere of activity"; "he is out of action" [syn: action, activity, activeness] [ant: inaction, inactiveness, inactivity]
3: an organic process that takes place in the body; "respiratory activity" [syn: bodily process, body process, bodily function, activity]
4: (chemistry) the capacity of a substance to take part in a chemical reaction; "catalytic activity"
5: a process existing in or produced by nature (rather than by the intent of human beings); "the action of natural forces"; "volcanic activity" [syn: natural process, natural action, action, activity]
6: the trait of being active; moving or acting rapidly and energetically; "the level of activity declines with age" [syn: activeness, activity] [ant: inactiveness, inactivity, inertia]

Merriam Webster's

noun (plural -ties) Date: 1530 1. the quality or state of being active 2. vigorous or energetic action ; liveliness 3. natural or normal function: as a. a process (as digestion) that an organism carries on or participates in by virtue of being alive b. a similar process actually or potentially involving mental function; specifically an educational procedure designed to stimulate learning by firsthand experience 4. an active force 5. a. a pursuit in which a person is active b. a form of organized, supervised, often extracurricular recreation 6. an organizational unit for performing a specific function; also its function or duties

U.S. Military Dictionary

1. A unit, organization, or installation performing a function or mission, e.g., reception center, redistribution center, naval station, naval shipyard. 2. A function, mission, action, or collection of actions. Also called ACT. See also establishment.

Oxford Reference Dictionary

n. (pl. -ies) 1 a the condition of being active or moving about. b the exertion of energy; vigorous action. 2 (often in pl.) a particular occupation or pursuit (outdoor activities). 3 = RADIOACTIVITY. Etymology: F activité or LL activitas (as ACTIVE)

Webster's 1913 Dictionary

Activity Ac*tiv"i*ty, n.; pl. Activities. [Cf. F. activit['e], LL. activitas.] The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities. ``The activity of toil.'' --Palfrey. Syn: Liveliness; briskness; quickness.

Collin's Cobuild Dictionary

(activities) Frequency: The word is one of the 1500 most common words in English. 1. Activity is a situation in which a lot of things are happening or being done. ...an extraordinary level of activity in the government bonds market. ...the electrical activity of the brain. 2. An activity is something that you spend time doing. You can take part in activities from canoeing to bird watching. N-COUNT 3. The activities of a group are the things that they do in order to achieve their aims. ...a jail term for terrorist activities... N-PLURAL: with supp

Soule's Dictionary of English Synonyms

n. 1. Action, exercise, mode of action, mode of exercise. 2. Alertness, agility, nimbleness, smartness, briskness, sprightliness, spryness, etc. See active, 3. 3. Intensity, energy, strength, force, power, vigor. 4. Enterprise, efficiency, alert endeavor.

Moby Thesaurus

act, acting, action, actions, activism, activities, acts, actuation, address, affair, affairs, affectation, air, animation, ardor, artificial radioactivity, bag, bearing, behavior, behavior pattern, behavioral norm, behavioral science, brio, briskness, business, bustle, campaign, carriage, cause, commerce, commitment, comportment, concern, concernment, conduct, contamination, crusade, culture pattern, curiage, custom, decontamination, demeanor, deportment, doing, doings, drive, dynamics, elan, employ, employment, endeavor, energy, enterprise, enthusiasm, exercise, exercising, exertion, faith, fallout, folkway, function, functioning, gestures, glow, going, goings-on, great cause, guise, gusto, half-life, impetuosity, impetus, interest, issue, job, joie de vivre, kinematics, kinesipathy, kinesis, kinesitherapy, kinetics, labor, life, lifework, liveliness, lookout, lustiness, maintien, manner, manners, mass movement, matter, method, methodology, methods, mettle, mien, mobilization, modus vivendi, motion, motions, motivation, move, movement, movements, moves, moving, natural radioactivity, nuclear radiation, observable behavior, occupation, operation, operations, pattern, perkiness, pertness, play, poise, port, pose, posture, practice, praxis, presence, principle, procedure, proceeding, project, pursuit, radiant energy, radiation, radioactive radiation, radioactivity, radiocarbon dating, radiolucency, radiopacity, radiosensibility, radiosensitivity, reason for being, restlessness, robustness, running, saturation point, service, social science, specific activity, spirit, spiritedness, stir, stirring, style, swing, tactics, thing, tone, undertaking, unrest, velocity, venture, vigor, vim, vivacity, vocation, warmth, way, way of life, ways, work, working, workings, zest, zestfulness