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"
an established or recognized right; "a strong legal claim to the property"; "he had no documents confirming his title to his father's estate"; "he staked his claim"
an identifying appellation signifying status or function: e.g. `Mr.' or `General'; "the professor didn't like his friends to use his formal title"
an appellation signifying nobility; "`your majesty' is the appropriate title to use in addressing a king"
the name of a work of art or literary composition etc.; "he looked for books with the word `jazz' in the title"; "he refused to give titles to his paintings"; "I can never remember movie titles"
a heading that names a statute or legislative bill; may give a brief summary of the matters it deals with; "Title 8 provided federal help for schools"
(usually plural) written material introduced into a movie or TV show to give credits or represent dialogue or explain an action; "the titles go by faster than I can read"
a general or descriptive heading for a section of a written work; "the novel had chapter titles"
past times (especially in the phrase `in days of old')
of a very early stage in development; "Old English is also called Anglo Saxon"; "Old High German is High German from the middle of the 9th to the end of the 11th century"
old in experience; "an old offender"; "the older soldiers"
of long duration; not new; "old tradition"; "old house"; "old wine"; "old country"; "old friendships"; "old money"
(used especially of persons) having lived for a relatively long time or attained a specific age; "an old man's eagle mind"--William Butler Yeats; "his mother is very old"; "a ripe old age"; "how old are you?"
add by mixing or blending on or attaching; "work in the butter and the dough will get the right consistency"; "In his speech, the presidential candidate worked in a lot of learned words"