a variable quantity that can be resolved into components
any agent (person or animal or microorganism) that carries and transmits a disease; "mosquitos are vectors of malaria and yellow fever"; "fleas are vectors of the plague"; "aphids are transmitters of plant diseases"; "when medical scientists talk about vectors they are usually talking about insects"
a straight line segment whose length is magnitude and whose orientation in space is direction
(mathematics) a set of entries in a square matrix running diagonally either from the upper left to lower right entry or running from the upper right to lower left entry
an oblique line of squares of the same color on a checkerboard; "the bishop moves on the diagonals"
a line or cut across a fabric that is not at right angles to a side of the fabric
(geometry) a straight line connecting any two vertices of a polygon that are not adjacent
at an angle; especially connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face; "a diagonal line across the page"
become broader or wider or more extensive; "The road widened"
make wider; "widen the road"
extend in scope or range or area; "The law was extended to all citizens"; "widen the range of applications"; "broaden your horizon"; "Extend your backyard"
be in or establish communication with; "Our advertisements reach millions"; "He never contacted his children after he emigrated to Australia"
move forward or upward in order to touch; also in a metaphorical sense; "Government reaches out to the people"
reach a point in time, or a certain state or level; "The thermometer hit 100 degrees"; "This car can reach a speed of 140 miles per hour"
reach a destination, either real or abstract; "We hit Detroit by noon"; "The water reached the doorstep"; "We barely made it to the finish line"; "I have to hit the MAC machine before the weekend starts"
reach a goal, e.g., "make the first team"; "We made it!"; "She may not make the grade"
to extend as far as; "The sunlight reached the wall"; "Can he reach?" "The chair must not touch the wall"
the capacity to understand a broad range of topics; "a teacher must have a breadth of knowledge of the subject"; "a man distinguished by the largeness and scope of his views"