any of the various theories or doctrines or philosophical systems that attempt to explain the phenomena of the universe in terms of some immanent force or energy
the arithmetic operation of summing; calculating the sum of two or more numbers; "the summation of four and three gives seven"; "four plus three equals seven"
a concluding summary (as in presenting a case before a law court)
(physiology) the process whereby multiple stimuli can produce a response (in a muscle or nerve or other part) that one stimulus alone does not produce
an anatomical structure used as a point of origin in locating other anatomical structures (as in surgery) or as point from which measurements can be taken
a mark showing the boundary of a piece of land
an event marking a unique or important historical change of course or one on which important developments depend; "the agreement was a watershed in the history of both nations"
the position of a prominent or well-known object in a particular landscape; "the church steeple provided a convenient landmark"
the main meal of the day served in the evening or at midday; "dinner will be at 8"; "on Sundays they had a large dinner when they returned from church"
a party of people assembled to have dinner together; "guests should never be late to a dinner party"
the property resulting from being or relating to the greater in number of two parts; the main part; "the majority of his customers prefer it"; "the bulk of the work is finished"
(elections) more than half of the votes
the age at which persons are considered competent to manage their own affairs
a position on a basketball team of the player who participates in the jump that starts the game
the position of the player on the line of scrimmage who puts the ball in play; "it is a center's responsibility to get the football to the quarterback"
the position on a hockey team of the player who participates in the face off at the beginning of the game
a building dedicated to a particular activity; "they were raising money to build a new center for research"
a cluster of nerve cells governing a specific bodily process; "in most people the speech center is in the left hemisphere"
the object upon which interest and attention focuses; "his stories made him the center of the party"
the sweet central portion of a piece of candy that is enclosed in chocolate or some other covering
politically moderate persons; centrists
the middle of a military or naval formation; "they had to reinforce the center"
a place where some particular activity is concentrated; "they received messages from several centers"
a point equidistant from the ends of a line or the extremities of a figure
an area that is approximately central within some larger region; "it is in the center of town"; "they ran forward into the heart of the struggle"; "they were in the eye of the storm"
(football) the person who plays center on the line of scrimmage and snaps the ball to the quarterback; "the center fumbled the handoff"
(basketball) the person who plays center on a basketball team
(ice hockey) the person who plays center on a hockey team
of or belonging to neither the right nor the left politically or intellectually
move into the center; "That vase in the picture is not centered"