Items

• stress

  A force exerted when one body or body part presses on, pulls on, pushes against, or tends to compress or twist another body or body part; The deformation caused in a body by such a force
• structure

  The arrangement of particles or parts in a substance or body
• sublimation

  To pass directly from the solid to the vapour state
• subscript

  A distinguishing symbol (such as a letter or numeral) written immediately below or below and to the right or left of another character.
• subshell

  Any of the one or more orbitals making up an electron shell of an atom.
• substance

  Physical material from which something is made or which has discrete existence.
• substitute

  To put or use in the place of another.
• subtend

  To be opposite to and extend from one side to the other of
• subtract

  To take away by or as if by deducting
• suffix

  An affix occurring at the end of a word, base, or phrase
• sum

  The result of adding numbers
• sun

  The luminous celestial body around which the earth and other planets revolve, from which they receive heat and light, which is composed mainly of hydrogen and helium.
• superconductor

  A substance that exhibits no electrical resistance
• supernova

  The explosion of a star in which the star may reach a maximum intrinsic luminosity one billion times that of the sun
• superposition

  The combination of two distinct physical phenomena of the same type (such as spin or wavelength) so that they coexist as part of the same event
• weight

  Force in which the object is pulled towards the centre of the earth by gravity.
• Abel

  The second son of Adam and Eve, renowned in the Bible for his righteous offering to God and his murder by Cain, symbolizing innocence and martyrdom.
• Abrahamic covenant

  The covenant established by God with Abraham, promising land, descendants, and blessings, foundational to Judaism, Christianity, and Islam.
• advent

  The liturgical season leading up to Christmas, marking the anticipation of the birth of Jesus Christ.
• anabaptism

  A 16th-century Christian movement that rejected infant baptism and advocated adult believer's baptism based on personal faith.
• anointing

  Act (literal or symbolic) of being set apart and empowered by God, often through oil, representing the work of the Holy Spirit.
• apocalyptic literature

  A biblical literary genre featuring symbolic visions and revelations regarding the end times and God's ultimate judgment.
• apologetics

  The branch of theology devoted to defending and articulating the Christian faith through reasoned arguments.
• apostle

  One of the original twelve disciples of Jesus Christ sent to preach the Gospel and establish the early Church.
• apostolic succession

  The uninterrupted transmission of spiritual authority from the apostles through successive bishops in the Church.