an ability to understand the meaning or importance of something (or the knowledge acquired as a result); "how you can do that is beyond my comprehension"; "he was famous for his comprehension of American literature"
colorless watery fluid of blood and lymph containing no cells and in which erythrocytes and leukocytes and platelets are suspended
(physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors; a gas becomes a plasma when it is heated until the atoms lose all their electrons, leaving a highly electrified collection of nuclei and free electrons; "particles in space exist in the form of a plasma"
a green slightly translucent variety of chalcedony used as a gemstone
(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other
a group of people living in a particular local area; "the team is drawn from all parts of the community"
a group of people having ethnic or cultural or religious characteristics in common; "the Christian community of the apostolic age"; "he was well known throughout the Catholic community"
a group of nations having common interests; "they hoped to join the NATO community"
common ownership; "they shared a community of possessions"
agreement as to goals; "the preachers and the bootleggers found they had a community of interests"
a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations; "in England they call a period a stop"
the end or completion of something; "death put a period to his endeavors"; "a change soon put a period to my tranquility"
a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods"
one of three periods of play in hockey games
the interval taken to complete one cycle of a regularly repeating phenomenon
a stage in the history of a culture having a definable place in space and time; "a novel from the Victorian period"
a group of animals of the same type living together
(microbiology) a group of organisms grown from a single parent cell
a body of people who settle far from home but maintain ties with their homeland; inhabitants remain nationals of their home state but are not literally under the home state's system of government
a geographical area politically controlled by a distant country
one of the 13 British colonies that formed the original states of the United States
form a critical opinion of; "I cannot judge some works of modern art"; "How do you evaluate this grant proposal?" "We shouldn't pass judgment on other people"
a single undivided whole; "an idea is not a unit that can be moved from one brain to another"
an organization regarded as part of a larger social group; "the coach said the offensive unit did a good job"; "after the battle the soldier had trouble rejoining his unit"
a single undivided natural thing occurring in the composition of something else; "units of nucleic acids"
an individual or group or structure or other entity regarded as a structural or functional constituent of a whole; "the reduced the number of units and installations"; "the word is a basic linguistic unit"
clothing that is a grey color; "he was dressed in grey"
any organization or party whose uniforms or badges are grey; "the Confederate army was a vast grey"
Englishman who as Prime Minister implemented social reforms including the abolition of slavery throughout the British Empire (1764-1845)
Queen of England for nine days in 1553; she was quickly replaced by Mary Tudor and beheaded for treason (1537-1554)
United States writer of western adventure novels (1875-1939)
of an achromatic color of any lightness intermediate between the extremes of white and black; "the little grey cells"; "gray flannel suit"; "a man with greyish hair"
intermediate in character or position; "a grey area between clearly legal and strictly illegal"
used to signify the Confederate forces in the American Civil War (who wore grey uniforms); "a stalwart grey figure"
showing characteristics of age, especially having grey or white hair; "whose beard with age is hoar"-Coleridge; "nodded his hoary head"