Glossary · Nouns · S
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TermTypeDefinitionClassificationsUpdated
Second GrowthnounMWEa second growth of trees covering an area where the original stand was destroyed by fire or cuttingverified
Second Law of MotionnounMWEthe rate of change of momentum is proportional to the imposed force and goes in the direction of the forceverified
Second Law of ThermodynamicsnounMWEa law stating that mechanical work can be derived from a body only when that body interacts with another at a lower temperatureverified
Second LieutenantnounMWEa commissioned officer in the Army or Air Force or Marine Corps holding the lowest rankverified
Second MomentnounMWEthe expected value of the square of the deviations of a random variable from the point of originverified
Second PersonnounMWEpronouns and verbs used to refer to the person addressed by the language in which they occurverified
Second StringnounMWEa squad of players that are available either individually or as a team to relieve or replace the players who started the gameverified
Second WindnounMWEthe return of relatively easy breathing after initial exhaustion during continuous exertionverified
Second-Degree BurnnounMWEburn causing blisters on the skin and superficial destruction of the dermisverified
Second-Hand SpeechnounMWEoverheard conversation (especially overheard cellphone conversation)verified
Secondary AmenorrheanounMWEcessation of menstruation in a woman who had previously menstruatedverified
Secondary CensorshipnounMWEarmed forces censorship of the personal communications of officers or civilian employees or enlisted personnel not subject to primary censorshipverified
Secondary CoilnounMWEcoil such that current is induced in it by passing a current through the primary coilverified
Secondary DiagonalnounMWEthe diagonal of a square matrix running from the lower left entry to the upper right entryverified
Secondary DysmenorrheanounMWEpainful menstruation that is caused by some specific disorder (as endometriosis)verified
Secondary EmissionnounMWEthe emission of electrons from a surface that is bombarded by higher energy primary electronsverified
Secondary Modern SchoolnounMWEa former British secondary school emphasizing practical rather than academic educationverified
Secondary SchoolnounMWEa school for students intermediate between elementary school and collegeverified
Secondary Sex CharacternounMWEthe genetically determined sex characteristics that are not functionally necessary for reproduction (pitch of the voice and body hair and musculature)verified
Secondary Sex CharacteristicnounMWEthe genetically determined sex characteristics that are not functionally necessary for reproduction (pitch of the voice and body hair and musculature)verified
Secondary Sexual CharacteristicnounMWEthe genetically determined sex characteristics that are not functionally necessary for reproduction (pitch of the voice and body hair and musculature)verified
Secondary WindingnounMWEcoil such that current is induced in it by passing a current through the primary coilverified
Secondernounsomeone who endorses a motion or petition as a necessary preliminary to a discussion or voteverified
Secondmentnounthe detachment of a person from their regular organization for temporary assignment elsewhereverified
Secparnouna unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arcverified
Secret BallotnounMWEa vote in which each person's choice is secret but the totaled votes are publicverified
secret keynounMWEA cryptographic key that is used with a secret-key (symmetric) cryptographic algorithm that is uniquely associated with one or more entities and is not made public. The use of the term “secret” in this context does not imply a classification level, but rather implies the need to protect the key from disclosure.CredentialRestrictedCUI
Secret Key symmetric Cryptographic AlgorithmnounMWEA cryptographic algorithm that uses a single key (i.e., a secret key) for both encryption and decryption.CredentialRestricted
Secret PlannounMWEa secret scheme to do something (especially something underhand or illegal)verified
Secret PolicenounMWEa police force that operates in secrecy (usually against persons suspected of treason or sedition)verified
Secret SeednounMWEA secret value used to initialize a pseudorandom number generator.CredentialRestrictedCUI
Secretarial AssistantnounMWEan assistant who handles correspondence and clerical work for a boss or an organizationverified
Secretarial SchoolnounMWEa school where secretarial skills (typing and shorthand and filing etc) are taughtverified
Secretariatnounan administrative unit responsible for maintaining records and other secretarial dutiesverified
Secretariatenounan administrative unit responsible for maintaining records and other secretarial dutiesverified
Secretarynounan assistant who handles correspondence and clerical work for a boss or an organizationverified
Secretasenouna set of enzymes believed to snip pieces off a longer protein producing fragments of amyloid protein that bunch up and create amyloid protein plaques in brain tissue (the pathological hallmark of Alzheimer's)verified
Secreternounany of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstreamverified
Secretinnouna gastrointestinal hormone that stimulates the secretion of water and bicarbonate from the pancreas and bile ducts whenever the stomach empties too much acid into the small intestineverified
Secretionnouna functionally specialized substance (especially one that is not a waste) released from a gland or cellverified
Secretivenessnouncharacterized by a lack of openness (especially about one's actions or purposes)verified
Secretornounany of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstreamverified
Secretory OrgannounMWEany of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstreamverified
Secular GamesnounMWEthe centennial rites and games of ancient Rome that marked the commencement of a new generation (100 years representing the longest life in a generation)verified
Secular HumanismnounMWEthe doctrine emphasizing a person's capacity for self-realization through reasonverified
Secularisationnounthe activity of changing something (art or education or society or morality etc.) so it is no longer under the control or influence of religionverified
Secularizationnounthe activity of changing something (art or education or society or morality etc.) so it is no longer under the control or influence of religionverified
secure coding practicenounMWEA method used as part of the software development life cycle risk management so that software applications are designed and implemented with appropriate security requirements.Control
Secure Communication ProtocolnounMWEA communication protocol that provides the appropriate confidentiality, authentication, and content-integrity protection.Control