Glossary · Nouns · S
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
S-boxnounNonlinear substitution table used in several byte substitution transformations and in the Key Expansion routine to perform a one-for-one substitution of a byte value.Control
S/KeynounA security mechanism that uses a cryptographic hash function to generate a sequence of 64-bit, one-time passwords for remote user login. The client generates a one-time password by applying the MD4 cryptographic hash function multiple times to the user's secret key. For each successive authentication of the user, the number of hash applications is reduced by one.CredentialRegulated
S/MIMEnounA set of specifications for securing electronic mail. Secure/ Multipurpose Internet Mail Extensions (S/MIME) is based upon the widely used MIME standard and describes a protocol for adding cryptographic security services through MIME encapsulation of digitally signed and encrypted objects. The basic security services offered by S/MIME are authentication, non-repudiation of origin, message integrity, and message privacy. Optional security services include signed receipts, security labels, secure mailing lists, and an extended method of identifying the signer’s certificate(s).Control
Saber RattlingnounMWEthe ostentatious display of military power, with the implied threat that it might be usedverified
Saber-Toothed TigernounMWEany of many extinct cats of the Old and New Worlds having long swordlike upper canine teethverified
Sabertoothnounany of many extinct cats of the Old and New Worlds having long swordlike upper canine teethverified
SabicunounWest Indian tree yielding a hard dark brown wood resembling mahogany in texture and valueverified
Sabinnouna unit of acoustic absorption equivalent to the absorption by a square foot of a surface that absorbs all incident soundverified
Saboteurnouna member of a clandestine subversive organization who tries to help a potential invaderverified
Sabre RattlingnounMWEthe ostentatious display of military power (with the implied threat that it might be used)verified
Sac FungusnounMWEany of various ascomycetous fungi in which the spores are formed in a sac or ascusverified
Saccharidenounan essential structural component of living cells and source of energy for animalsverified
Sacculenouna small sac or pouch (especially the smaller chamber of the membranous labyrinth)verified
Sacculusnouna small sac or pouch (especially the smaller chamber of the membranous labyrinth)verified
Sachemnouna chief of a North American tribe or confederation (especially an Algonquian chief)verified
Sack RacenounMWEa novelty race in which competitors jump ahead with their feet confined in a sackverified
Sacral NervenounMWEany of five pairs of spinal nerves emerging from the sacral region of the spinal cordverified
Sacral PlexusnounMWEa nerve plexus formed by the 4th and 5th lumbar and 1st, 2nd, 3rd sacral nervesverified
Sacral VertebranounMWEone of 5 vertebrae in the human spine that fuse in the adult to form the sacrumverified
Sacramentnouna formal religious ceremony conferring a specific grace on those who receive itverified
Sacrament of the EucharistnounMWEa Christian sacrament commemorating the Last Supper by consecrating bread and wineverified
Sacristynouna room in a church where sacred vessels and vestments are kept or meetings are heldverified
Sacrumnounwedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvisverified
Saddle Block AnaesthesianounMWEthe parts of a patient's body that would touch a saddle if the patient were sitting in one are anesthetized by injecting a local anesthetic into the spinal cordverified
Saddle Block AnesthesianounMWEthe parts of a patient's body that would touch a saddle if the patient were sitting in one are anesthetized by injecting a local anesthetic into the spinal cordverified
Saddle SeatnounMWEa chair seat that is slightly concave and sometimes has a thickened ridge in the centerverified
Saddle SorenounMWEan open sore on the back of a horse caused by ill-fitting or badly adjusted saddleverified
Saddle StitchnounMWEa decorative overcast or running stitch, especially in a contrasting colorverified
Saddlebacknouna pass or ridge that slopes gently between two peaks (is shaped like a saddle)verified