a sweet flavored liquid (usually containing a small amount of alcohol) used in compounding medicines to be taken by mouth in order to mask an unpleasant taste
a part of the cell containing DNA and RNA and responsible for growth and reproduction
any histologically identifiable mass of neural cell bodies in the brain or spinal cord
the positively charged dense center of an atom
(astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail
a piece of information about circumstances that exist or events that have occurred; "first you must collect all the facts of the case"
a concept whose truth can be proved; "scientific hypotheses are not facts"
a statement or assertion of verified information about something that is the case or has happened; "he supported his argument with an impressive array of facts"
an event known to have happened or something known to have existed; "your fears have no basis in fact"; "how much of the story is fact and how much fiction is hard to tell"
the choicest or most essential or most vital part of some idea or experience; "the gist of the prosecutor's argument"; "the heart and soul of the Republican Party"; "the nub of the story"
a single whole grain of a cereal; "a kernel of corn"
the inner and usually edible part of a seed or grain or nut or fruit stone; "black walnut kernels are difficult to get out of the shell"
absolutely required and not to be used up or sacrificed
absolutely necessary; vitally necessary; "essential tools and materials"; "funds essential to the completion of the project"; "an indispensable worker"
being or relating to or containing the essence of a plant etc; "essential oil"
a basic truth or law or assumption; "the principles of democracy"
a rule or law concerning a natural phenomenon or the function of a complex system; "the principle of the conservation of mass"; "the principle of jet propulsion"; "the right-hand rule for inductive fields"
a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct; "their principles of composition characterized all their works"
a rule or standard especially of good behavior; "a man of principle"; "he will not violate his principles"
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"
being or involving basic facts or principles; "the fundamental laws of the universe"; "a fundamental incomatibility between them"; "these rudimentary truths"; "underlying principles"
far-reaching and thoroughgoing in effect especially on the nature of something; "the fundamental revolution in human values that has occurred"; "the book underwent fundamental changes"; "committed the fundamental error of confusing spending with extravagance"; "profound social changes"
consisting of or containing or of the nature of crystals; "granite is crystalline"
transmitting light; able to be seen through with clarity; "the cold crystalline water of melted snow"; "crystal clear skies"; "could see the sand on the bottom of the limpid pool"; "lucid air"; "a pellucid brook"; "transparent crystal"
distinctly or sharply outlined; "crystalline sharpness of outline"- John Buchan